1640680646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{837937}}^1$

素因数の和:838039

約数の個数: 16

約数和(自身を含む): 2714919120

約数和(自身を除く): 1074238474

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 837937, 1675874, 9217307, 18434614, 74576393, 149152786, 820340323, 1640680646]

約数ペア:

[(1, 1640680646), (2, 820340323), (11, 149152786), (22, 74576393), (89, 18434614), (178, 9217307), (979, 1675874), (1958, 837937)]