20604705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{827}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 36246528

約数和(自身を除く): 15641823

約数列:

[1, 3, 5, 11, 15, 33, 55, 151, 165, 453, 755, 827, 1661, 2265, 2481, 4135, 4983, 8305, 9097, 12405, 24915, 27291, 45485, 124877, 136455, 374631, 624385, 1373647, 1873155, 4120941, 6868235, 20604705]

約数ペア:

[(1, 20604705), (3, 6868235), (5, 4120941), (11, 1873155), (15, 1373647), (33, 624385), (55, 374631), (151, 136455), (165, 124877), (453, 45485), (755, 27291), (827, 24915), (1661, 12405), (2265, 9097), (2481, 8305), (4135, 4983)]