19885502

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2953}}^1$

素因数の和:3012

約数の個数: 32

約数和(自身を含む): 37716672

約数和(自身を除く): 17831170

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 182, 259, 481, 518, 962, 2953, 3367, 5906, 6734, 20671, 38389, 41342, 76778, 109261, 218522, 268723, 537446, 764827, 1420393, 1529654, 2840786, 9942751, 19885502]

約数ペア:

[(1, 19885502), (2, 9942751), (7, 2840786), (13, 1529654), (14, 1420393), (26, 764827), (37, 537446), (74, 268723), (91, 218522), (182, 109261), (259, 76778), (481, 41342), (518, 38389), (962, 20671), (2953, 6734), (3367, 5906)]