20128490102

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{377263}}^1$

素因数の和:377412

約数の個数: 32

約数和(自身を含む): 35782735872

約数和(自身を除く): 15654245770

約数列:

[1, 2, 7, 14, 37, 74, 103, 206, 259, 518, 721, 1442, 3811, 7622, 26677, 53354, 377263, 754526, 2640841, 5281682, 13958731, 27917462, 38858089, 77716178, 97711117, 195422234, 272006623, 544013246, 1437749293, 2875498586, 10064245051, 20128490102]

約数ペア:

[(1, 20128490102), (2, 10064245051), (7, 2875498586), (14, 1437749293), (37, 544013246), (74, 272006623), (103, 195422234), (206, 97711117), (259, 77716178), (518, 38858089), (721, 27917462), (1442, 13958731), (3811, 5281682), (7622, 2640841), (26677, 754526), (53354, 377263)]