18857576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1279}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 37632000

約数和(自身を除く): 18774424

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1279, 1843, 2558, 3686, 5116, 7372, 10232, 14744, 24301, 48602, 97204, 124063, 194408, 248126, 496252, 992504, 2357197, 4714394, 9428788, 18857576]

約数ペア:

[(1, 18857576), (2, 9428788), (4, 4714394), (8, 2357197), (19, 992504), (38, 496252), (76, 248126), (97, 194408), (152, 124063), (194, 97204), (388, 48602), (776, 24301), (1279, 14744), (1843, 10232), (2558, 7372), (3686, 5116)]