18263696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2531}}^1$

素因数の和:2591

約数の個数: 40

約数和(自身を含む): 39559968

約数和(自身を除く): 21296272

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 2531, 3608, 5062, 7216, 10124, 20248, 27841, 40496, 55682, 103771, 111364, 207542, 222728, 415084, 445456, 830168, 1141481, 1660336, 2282962, 4565924, 9131848, 18263696]

約数ペア:

[(1, 18263696), (2, 9131848), (4, 4565924), (8, 2282962), (11, 1660336), (16, 1141481), (22, 830168), (41, 445456), (44, 415084), (82, 222728), (88, 207542), (164, 111364), (176, 103771), (328, 55682), (451, 40496), (656, 27841), (902, 20248), (1804, 10124), (2531, 7216), (3608, 5062)]