20009374

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7643}}^1$

素因数の和:7680

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 19617122

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 7643, 15286, 53501, 84073, 107002, 129931, 168146, 259862, 588511, 909517, 1177022, 1429241, 1819034, 2858482, 10004687, 20009374]

約数ペア:

[(1, 20009374), (2, 10004687), (7, 2858482), (11, 1819034), (14, 1429241), (17, 1177022), (22, 909517), (34, 588511), (77, 259862), (119, 168146), (154, 129931), (187, 107002), (238, 84073), (374, 53501), (1309, 15286), (2618, 7643)]