20261420816

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{4133}}^1$

素因数の和:4218

約数の個数: 180

約数和(自身を含む): 50797426212

約数和(自身を除く): 30536005396

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 49, 52, 56, 74, 91, 98, 104, 112, 148, 169, 182, 196, 208, 259, 296, 338, 364, 392, 481, 518, 592, 637, 676, 728, 784, 962, 1036, 1183, 1274, 1352, 1456, 1813, 1924, 2072, 2366, 2548, 2704, 3367, 3626, 3848, 4133, 4144, 4732, 5096, 6253, 6734, 7252, 7696, 8266, 8281, 9464, 10192, 12506, 13468, 14504, 16532, 16562, 18928, 23569, 25012, 26936, 28931, 29008, 33064, 33124, 43771, 47138, 50024, 53729, 53872, 57862, 66128, 66248, 87542, 94276, 100048, 107458, 115724, 132496, 152921, 175084, 188552, 202517, 214916, 231448, 305842, 306397, 350168, 376103, 377104, 405034, 429832, 462896, 611684, 612794, 698477, 700336, 752206, 810068, 859664, 1070447, 1223368, 1225588, 1396954, 1504412, 1620136, 1987973, 2140894, 2446736, 2451176, 2632721, 2793908, 3008824, 3240272, 3975946, 4281788, 4889339, 4902352, 5265442, 5587816, 6017648, 7493129, 7951892, 8563576, 9778678, 10530884, 11175632, 13915811, 14986258, 15903784, 17127152, 19557356, 21061768, 25843649, 27831622, 29972516, 31807568, 34225373, 39114712, 42123536, 51687298, 55663244, 59945032, 68450746, 78229424, 97410677, 103374596, 111326488, 119890064, 136901492, 180905543, 194821354, 206749192, 222652976, 273802984, 361811086, 389642708, 413498384, 547605968, 723622172, 779285416, 1266338801, 1447244344, 1558570832, 2532677602, 2894488688, 5065355204, 10130710408, 20261420816]

約数ペア:

[(1, 20261420816), (2, 10130710408), (4, 5065355204), (7, 2894488688), (8, 2532677602), (13, 1558570832), (14, 1447244344), (16, 1266338801), (26, 779285416), (28, 723622172), (37, 547605968), (49, 413498384), (52, 389642708), (56, 361811086), (74, 273802984), (91, 222652976), (98, 206749192), (104, 194821354), (112, 180905543), (148, 136901492), (169, 119890064), (182, 111326488), (196, 103374596), (208, 97410677), (259, 78229424), (296, 68450746), (338, 59945032), (364, 55663244), (392, 51687298), (481, 42123536), (518, 39114712), (592, 34225373), (637, 31807568), (676, 29972516), (728, 27831622), (784, 25843649), (962, 21061768), (1036, 19557356), (1183, 17127152), (1274, 15903784), (1352, 14986258), (1456, 13915811), (1813, 11175632), (1924, 10530884), (2072, 9778678), (2366, 8563576), (2548, 7951892), (2704, 7493129), (3367, 6017648), (3626, 5587816), (3848, 5265442), (4133, 4902352), (4144, 4889339), (4732, 4281788), (5096, 3975946), (6253, 3240272), (6734, 3008824), (7252, 2793908), (7696, 2632721), (8266, 2451176), (8281, 2446736), (9464, 2140894), (10192, 1987973), (12506, 1620136), (13468, 1504412), (14504, 1396954), (16532, 1225588), (16562, 1223368), (18928, 1070447), (23569, 859664), (25012, 810068), (26936, 752206), (28931, 700336), (29008, 698477), (33064, 612794), (33124, 611684), (43771, 462896), (47138, 429832), (50024, 405034), (53729, 377104), (53872, 376103), (57862, 350168), (66128, 306397), (66248, 305842), (87542, 231448), (94276, 214916), (100048, 202517), (107458, 188552), (115724, 175084), (132496, 152921)]