20649291282

素因数分解:

$2^1\times 3^4\times {\mathrm{3121}}^1\times {\mathrm{40841}}^1$

素因数の和:43976

約数の個数: 40

約数和(自身を含む): 46285666812

約数和(自身を除く): 25636375530

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 3121, 6242, 9363, 18726, 28089, 40841, 56178, 81682, 84267, 122523, 168534, 245046, 252801, 367569, 505602, 735138, 1102707, 2205414, 3308121, 6616242, 127464761, 254929522, 382394283, 764788566, 1147182849, 2294365698, 3441548547, 6883097094, 10324645641, 20649291282]

約数ペア:

[(1, 20649291282), (2, 10324645641), (3, 6883097094), (6, 3441548547), (9, 2294365698), (18, 1147182849), (27, 764788566), (54, 382394283), (81, 254929522), (162, 127464761), (3121, 6616242), (6242, 3308121), (9363, 2205414), (18726, 1102707), (28089, 735138), (40841, 505602), (56178, 367569), (81682, 252801), (84267, 245046), (122523, 168534)]