18748112

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 37604736

約数和(自身を除く): 18856624

約数列:

[1, 2, 4, 8, 16, 47, 94, 107, 188, 214, 233, 376, 428, 466, 752, 856, 932, 1712, 1864, 3728, 5029, 10058, 10951, 20116, 21902, 24931, 40232, 43804, 49862, 80464, 87608, 99724, 175216, 199448, 398896, 1171757, 2343514, 4687028, 9374056, 18748112]

約数ペア:

[(1, 18748112), (2, 9374056), (4, 4687028), (8, 2343514), (16, 1171757), (47, 398896), (94, 199448), (107, 175216), (188, 99724), (214, 87608), (233, 80464), (376, 49862), (428, 43804), (466, 40232), (752, 24931), (856, 21902), (932, 20116), (1712, 10951), (1864, 10058), (3728, 5029)]