18997488

素因数分解:

$2^4\times 3^2\times {\mathrm{131927}}^1$

素因数の和:131941

約数の個数: 30

約数和(自身を含む): 53166984

約数和(自身を除く): 34169496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 131927, 263854, 395781, 527708, 791562, 1055416, 1187343, 1583124, 2110832, 2374686, 3166248, 4749372, 6332496, 9498744, 18997488]

約数ペア:

[(1, 18997488), (2, 9498744), (3, 6332496), (4, 4749372), (6, 3166248), (8, 2374686), (9, 2110832), (12, 1583124), (16, 1187343), (18, 1055416), (24, 791562), (36, 527708), (48, 395781), (72, 263854), (144, 131927)]