18231222

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^3\times {\mathrm{443}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 38574720

約数和(自身を除く): 20343498

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 443, 722, 886, 1083, 1329, 2166, 2658, 6859, 8417, 13718, 16834, 20577, 25251, 41154, 50502, 159923, 319846, 479769, 959538, 3038537, 6077074, 9115611, 18231222]

約数ペア:

[(1, 18231222), (2, 9115611), (3, 6077074), (6, 3038537), (19, 959538), (38, 479769), (57, 319846), (114, 159923), (361, 50502), (443, 41154), (722, 25251), (886, 20577), (1083, 16834), (1329, 13718), (2166, 8417), (2658, 6859)]