18891252

素因数分解:

$2^2\times 3^3\times {\mathrm{211}}^1\times {\mathrm{829}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 49268800

約数和(自身を除く): 30377548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 211, 422, 633, 829, 844, 1266, 1658, 1899, 2487, 2532, 3316, 3798, 4974, 5697, 7461, 7596, 9948, 11394, 14922, 22383, 22788, 29844, 44766, 89532, 174919, 349838, 524757, 699676, 1049514, 1574271, 2099028, 3148542, 4722813, 6297084, 9445626, 18891252]

約数ペア:

[(1, 18891252), (2, 9445626), (3, 6297084), (4, 4722813), (6, 3148542), (9, 2099028), (12, 1574271), (18, 1049514), (27, 699676), (36, 524757), (54, 349838), (108, 174919), (211, 89532), (422, 44766), (633, 29844), (829, 22788), (844, 22383), (1266, 14922), (1658, 11394), (1899, 9948), (2487, 7596), (2532, 7461), (3316, 5697), (3798, 4974)]