19420446

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{397}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 40347648

約数和(自身を除く): 20927202

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 263, 397, 526, 789, 794, 1191, 1578, 2382, 8153, 12307, 16306, 24459, 24614, 36921, 48918, 73842, 104411, 208822, 313233, 626466, 3236741, 6473482, 9710223, 19420446]

約数ペア:

[(1, 19420446), (2, 9710223), (3, 6473482), (6, 3236741), (31, 626466), (62, 313233), (93, 208822), (186, 104411), (263, 73842), (397, 48918), (526, 36921), (789, 24614), (794, 24459), (1191, 16306), (1578, 12307), (2382, 8153)]