15946918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 27609120

約数和(自身を除く): 11662202

約数列:

[1, 2, 13, 17, 26, 34, 109, 218, 221, 331, 442, 662, 1417, 1853, 2834, 3706, 4303, 5627, 8606, 11254, 24089, 36079, 48178, 72158, 73151, 146302, 469027, 613343, 938054, 1226686, 7973459, 15946918]

約数ペア:

[(1, 15946918), (2, 7973459), (13, 1226686), (17, 938054), (26, 613343), (34, 469027), (109, 146302), (218, 73151), (221, 72158), (331, 48178), (442, 36079), (662, 24089), (1417, 11254), (1853, 8606), (2834, 5627), (3706, 4303)]