20851902

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37369}}^1$

素因数の和:37408

約数の個数: 24

約数和(自身を含む): 46637760

約数和(自身を除く): 25785858

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 37369, 74738, 112107, 224214, 336321, 672642, 1158439, 2316878, 3475317, 6950634, 10425951, 20851902]

約数ペア:

[(1, 20851902), (2, 10425951), (3, 6950634), (6, 3475317), (9, 2316878), (18, 1158439), (31, 672642), (62, 336321), (93, 224214), (186, 112107), (279, 74738), (558, 37369)]