18809808

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{12641}}^1$

素因数の和:12683

約数の個数: 40

約数和(自身を含む): 50163456

約数和(自身を除く): 31353648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 12641, 25282, 37923, 50564, 75846, 101128, 151692, 202256, 303384, 391871, 606768, 783742, 1175613, 1567484, 2351226, 3134968, 4702452, 6269936, 9404904, 18809808]

約数ペア:

[(1, 18809808), (2, 9404904), (3, 6269936), (4, 4702452), (6, 3134968), (8, 2351226), (12, 1567484), (16, 1175613), (24, 783742), (31, 606768), (48, 391871), (62, 303384), (93, 202256), (124, 151692), (186, 101128), (248, 75846), (372, 50564), (496, 37923), (744, 25282), (1488, 12641)]