20685870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12097}}^1$

素因数の和:12129

約数の個数: 48

約数和(自身を含む): 56618640

約数和(自身を除く): 35932770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12097, 24194, 36291, 60485, 72582, 108873, 120970, 181455, 217746, 229843, 362910, 459686, 544365, 689529, 1088730, 1149215, 1379058, 2068587, 2298430, 3447645, 4137174, 6895290, 10342935, 20685870]

約数ペア:

[(1, 20685870), (2, 10342935), (3, 6895290), (5, 4137174), (6, 3447645), (9, 2298430), (10, 2068587), (15, 1379058), (18, 1149215), (19, 1088730), (30, 689529), (38, 544365), (45, 459686), (57, 362910), (90, 229843), (95, 217746), (114, 181455), (171, 120970), (190, 108873), (285, 72582), (342, 60485), (570, 36291), (855, 24194), (1710, 12097)]