17968340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69109}}^1$

素因数の和:69131

約数の個数: 24

約数和(自身を含む): 40636680

約数和(自身を除く): 22668340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 69109, 138218, 276436, 345545, 691090, 898417, 1382180, 1796834, 3593668, 4492085, 8984170, 17968340]

約数ペア:

[(1, 17968340), (2, 8984170), (4, 4492085), (5, 3593668), (10, 1796834), (13, 1382180), (20, 898417), (26, 691090), (52, 345545), (65, 276436), (130, 138218), (260, 69109)]