20227788684

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{421}}^1\times {\mathrm{22621}}^1$

素因数の和:23111

約数の個数: 72

約数和(自身を含む): 52123802640

約数和(自身を除く): 31896013956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 421, 531, 708, 842, 1062, 1263, 1684, 2124, 2526, 3789, 5052, 7578, 15156, 22621, 24839, 45242, 49678, 67863, 74517, 90484, 99356, 135726, 149034, 203589, 223551, 271452, 298068, 407178, 447102, 814356, 894204, 1334639, 2669278, 4003917, 5338556, 8007834, 9523441, 12011751, 16015668, 19046882, 24023502, 28570323, 38093764, 48047004, 57140646, 85710969, 114281292, 171421938, 342843876, 561883019, 1123766038, 1685649057, 2247532076, 3371298114, 5056947171, 6742596228, 10113894342, 20227788684]

約数ペア:

[(1, 20227788684), (2, 10113894342), (3, 6742596228), (4, 5056947171), (6, 3371298114), (9, 2247532076), (12, 1685649057), (18, 1123766038), (36, 561883019), (59, 342843876), (118, 171421938), (177, 114281292), (236, 85710969), (354, 57140646), (421, 48047004), (531, 38093764), (708, 28570323), (842, 24023502), (1062, 19046882), (1263, 16015668), (1684, 12011751), (2124, 9523441), (2526, 8007834), (3789, 5338556), (5052, 4003917), (7578, 2669278), (15156, 1334639), (22621, 894204), (24839, 814356), (45242, 447102), (49678, 407178), (67863, 298068), (74517, 271452), (90484, 223551), (99356, 203589), (135726, 149034)]