394845992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1091}}^1\times {\mathrm{2381}}^1$

素因数の和:3497

約数の個数: 32

約数和(自身を含む): 780343200

約数和(自身を除く): 385497208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1091, 2182, 2381, 4364, 4762, 8728, 9524, 19048, 20729, 41458, 45239, 82916, 90478, 165832, 180956, 361912, 2597671, 5195342, 10390684, 20781368, 49355749, 98711498, 197422996, 394845992]

約数ペア:

[(1, 394845992), (2, 197422996), (4, 98711498), (8, 49355749), (19, 20781368), (38, 10390684), (76, 5195342), (152, 2597671), (1091, 361912), (2182, 180956), (2381, 165832), (4364, 90478), (4762, 82916), (8728, 45239), (9524, 41458), (19048, 20729)]