19889604

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26309}}^1$

素因数の和:26329

約数の個数: 48

約数和(自身を含む): 58934400

約数和(自身を除く): 39044796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26309, 52618, 78927, 105236, 157854, 184163, 236781, 315708, 368326, 473562, 552489, 710343, 736652, 947124, 1104978, 1420686, 1657467, 2209956, 2841372, 3314934, 4972401, 6629868, 9944802, 19889604]

約数ペア:

[(1, 19889604), (2, 9944802), (3, 6629868), (4, 4972401), (6, 3314934), (7, 2841372), (9, 2209956), (12, 1657467), (14, 1420686), (18, 1104978), (21, 947124), (27, 736652), (28, 710343), (36, 552489), (42, 473562), (54, 368326), (63, 315708), (84, 236781), (108, 184163), (126, 157854), (189, 105236), (252, 78927), (378, 52618), (756, 26309)]