20709696

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:852

約数の個数: 112

約数和(自身を含む): 65999360

約数和(自身を除く): 45289664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 133, 152, 168, 192, 224, 228, 266, 304, 336, 399, 448, 456, 532, 608, 672, 798, 811, 912, 1064, 1216, 1344, 1596, 1622, 1824, 2128, 2433, 3192, 3244, 3648, 4256, 4866, 5677, 6384, 6488, 8512, 9732, 11354, 12768, 12976, 15409, 17031, 19464, 22708, 25536, 25952, 30818, 34062, 38928, 45416, 46227, 51904, 61636, 68124, 77856, 90832, 92454, 107863, 123272, 136248, 155712, 181664, 184908, 215726, 246544, 272496, 323589, 363328, 369816, 431452, 493088, 544992, 647178, 739632, 862904, 986176, 1089984, 1294356, 1479264, 1725808, 2588712, 2958528, 3451616, 5177424, 6903232, 10354848, 20709696]

約数ペア:

[(1, 20709696), (2, 10354848), (3, 6903232), (4, 5177424), (6, 3451616), (7, 2958528), (8, 2588712), (12, 1725808), (14, 1479264), (16, 1294356), (19, 1089984), (21, 986176), (24, 862904), (28, 739632), (32, 647178), (38, 544992), (42, 493088), (48, 431452), (56, 369816), (57, 363328), (64, 323589), (76, 272496), (84, 246544), (96, 215726), (112, 184908), (114, 181664), (133, 155712), (152, 136248), (168, 123272), (192, 107863), (224, 92454), (228, 90832), (266, 77856), (304, 68124), (336, 61636), (399, 51904), (448, 46227), (456, 45416), (532, 38928), (608, 34062), (672, 30818), (798, 25952), (811, 25536), (912, 22708), (1064, 19464), (1216, 17031), (1344, 15409), (1596, 12976), (1622, 12768), (1824, 11354), (2128, 9732), (2433, 8512), (3192, 6488), (3244, 6384), (3648, 5677), (4256, 4866)]