18287126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1487}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 32997888

約数和(自身を除く): 14710762

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 1487, 2974, 6149, 12298, 16357, 19331, 32714, 38662, 63941, 127882, 212641, 425282, 703351, 831233, 1406702, 1662466, 9143563, 18287126]

約数ペア:

[(1, 18287126), (2, 9143563), (11, 1662466), (13, 1406702), (22, 831233), (26, 703351), (43, 425282), (86, 212641), (143, 127882), (286, 63941), (473, 38662), (559, 32714), (946, 19331), (1118, 16357), (1487, 12298), (2974, 6149)]