20870316

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18701}}^1$

素因数の和:18742

約数の個数: 36

約数和(自身を含む): 54460224

約数和(自身を除く): 33589908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18701, 37402, 56103, 74804, 112206, 168309, 224412, 336618, 579731, 673236, 1159462, 1739193, 2318924, 3478386, 5217579, 6956772, 10435158, 20870316]

約数ペア:

[(1, 20870316), (2, 10435158), (3, 6956772), (4, 5217579), (6, 3478386), (9, 2318924), (12, 1739193), (18, 1159462), (31, 673236), (36, 579731), (62, 336618), (93, 224412), (124, 168309), (186, 112206), (279, 74804), (372, 56103), (558, 37402), (1116, 18701)]