19312488

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 38345112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 47, 52, 72, 78, 94, 104, 117, 141, 156, 188, 234, 282, 312, 376, 423, 439, 468, 564, 611, 846, 878, 936, 1128, 1222, 1317, 1692, 1756, 1833, 2444, 2634, 3384, 3512, 3666, 3951, 4888, 5268, 5499, 5707, 7332, 7902, 10536, 10998, 11414, 14664, 15804, 17121, 20633, 21996, 22828, 31608, 34242, 41266, 43992, 45656, 51363, 61899, 68484, 82532, 102726, 123798, 136968, 165064, 185697, 205452, 247596, 268229, 371394, 410904, 495192, 536458, 742788, 804687, 1072916, 1485576, 1609374, 2145832, 2414061, 3218748, 4828122, 6437496, 9656244, 19312488]

約数ペア:

[(1, 19312488), (2, 9656244), (3, 6437496), (4, 4828122), (6, 3218748), (8, 2414061), (9, 2145832), (12, 1609374), (13, 1485576), (18, 1072916), (24, 804687), (26, 742788), (36, 536458), (39, 495192), (47, 410904), (52, 371394), (72, 268229), (78, 247596), (94, 205452), (104, 185697), (117, 165064), (141, 136968), (156, 123798), (188, 102726), (234, 82532), (282, 68484), (312, 61899), (376, 51363), (423, 45656), (439, 43992), (468, 41266), (564, 34242), (611, 31608), (846, 22828), (878, 21996), (936, 20633), (1128, 17121), (1222, 15804), (1317, 14664), (1692, 11414), (1756, 10998), (1833, 10536), (2444, 7902), (2634, 7332), (3384, 5707), (3512, 5499), (3666, 5268), (3951, 4888)]