12291290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5881}}^1$

素因数の和:5918

約数の個数: 32

約数和(自身を含む): 25410240

約数和(自身を除く): 13118950

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 5881, 11762, 29405, 58810, 64691, 111739, 129382, 223478, 323455, 558695, 646910, 1117390, 1229129, 2458258, 6145645, 12291290]

約数ペア:

[(1, 12291290), (2, 6145645), (5, 2458258), (10, 1229129), (11, 1117390), (19, 646910), (22, 558695), (38, 323455), (55, 223478), (95, 129382), (110, 111739), (190, 64691), (209, 58810), (418, 29405), (1045, 11762), (2090, 5881)]