20179926

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86239}}^1$

素因数の和:86260

約数の個数: 24

約数和(自身を含む): 47087040

約数和(自身を除く): 26907114

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86239, 172478, 258717, 517434, 776151, 1121107, 1552302, 2242214, 3363321, 6726642, 10089963, 20179926]

約数ペア:

[(1, 20179926), (2, 10089963), (3, 6726642), (6, 3363321), (9, 2242214), (13, 1552302), (18, 1121107), (26, 776151), (39, 517434), (78, 258717), (117, 172478), (234, 86239)]