20218836738

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^3\times {\mathrm{491297}}^1$

素因数の和:491359

約数の個数: 32

約数和(自身を含む): 42683970240

約数和(自身を除く): 22465133502

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 722, 1083, 2166, 6859, 13718, 20577, 41154, 491297, 982594, 1473891, 2947782, 9334643, 18669286, 28003929, 56007858, 177358217, 354716434, 532074651, 1064149302, 3369806123, 6739612246, 10109418369, 20218836738]

約数ペア:

[(1, 20218836738), (2, 10109418369), (3, 6739612246), (6, 3369806123), (19, 1064149302), (38, 532074651), (57, 354716434), (114, 177358217), (361, 56007858), (722, 28003929), (1083, 18669286), (2166, 9334643), (6859, 2947782), (13718, 1473891), (20577, 982594), (41154, 491297)]