18005156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1913}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 34138104

約数和(自身を除く): 16132948

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 1913, 2353, 3826, 4706, 7652, 9412, 24869, 49738, 99476, 346253, 692506, 1385012, 4501289, 9002578, 18005156]

約数ペア:

[(1, 18005156), (2, 9002578), (4, 4501289), (13, 1385012), (26, 692506), (52, 346253), (181, 99476), (362, 49738), (724, 24869), (1913, 9412), (2353, 7652), (3826, 4706)]