20479008

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 61937568

約数和(自身を除く): 41458560

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 41, 43, 44, 48, 66, 82, 86, 88, 96, 121, 123, 129, 132, 164, 172, 176, 242, 246, 258, 264, 328, 344, 352, 363, 451, 473, 484, 492, 516, 528, 656, 688, 726, 902, 946, 968, 984, 1032, 1056, 1312, 1353, 1376, 1419, 1452, 1763, 1804, 1892, 1936, 1968, 2064, 2706, 2838, 2904, 3526, 3608, 3784, 3872, 3936, 4128, 4961, 5203, 5289, 5412, 5676, 5808, 7052, 7216, 7568, 9922, 10406, 10578, 10824, 11352, 11616, 14104, 14432, 14883, 15136, 15609, 19393, 19844, 20812, 21156, 21648, 22704, 28208, 29766, 31218, 38786, 39688, 41624, 42312, 43296, 45408, 56416, 58179, 59532, 62436, 77572, 79376, 83248, 84624, 116358, 119064, 124872, 155144, 158752, 166496, 169248, 213323, 232716, 238128, 249744, 310288, 426646, 465432, 476256, 499488, 620576, 639969, 853292, 930864, 1279938, 1706584, 1861728, 2559876, 3413168, 5119752, 6826336, 10239504, 20479008]

約数ペア:

[(1, 20479008), (2, 10239504), (3, 6826336), (4, 5119752), (6, 3413168), (8, 2559876), (11, 1861728), (12, 1706584), (16, 1279938), (22, 930864), (24, 853292), (32, 639969), (33, 620576), (41, 499488), (43, 476256), (44, 465432), (48, 426646), (66, 310288), (82, 249744), (86, 238128), (88, 232716), (96, 213323), (121, 169248), (123, 166496), (129, 158752), (132, 155144), (164, 124872), (172, 119064), (176, 116358), (242, 84624), (246, 83248), (258, 79376), (264, 77572), (328, 62436), (344, 59532), (352, 58179), (363, 56416), (451, 45408), (473, 43296), (484, 42312), (492, 41624), (516, 39688), (528, 38786), (656, 31218), (688, 29766), (726, 28208), (902, 22704), (946, 21648), (968, 21156), (984, 20812), (1032, 19844), (1056, 19393), (1312, 15609), (1353, 15136), (1376, 14883), (1419, 14432), (1452, 14104), (1763, 11616), (1804, 11352), (1892, 10824), (1936, 10578), (1968, 10406), (2064, 9922), (2706, 7568), (2838, 7216), (2904, 7052), (3526, 5808), (3608, 5676), (3784, 5412), (3872, 5289), (3936, 5203), (4128, 4961)]