20391186

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{82891}}^1$

素因数の和:82937

約数の個数: 16

約数和(自身を含む): 41777568

約数和(自身を除く): 21386382

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 82891, 165782, 248673, 497346, 3398531, 6797062, 10195593, 20391186]

約数ペア:

[(1, 20391186), (2, 10195593), (3, 6797062), (6, 3398531), (41, 497346), (82, 248673), (123, 165782), (246, 82891)]