18885608

素因数分解:

$2^3\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1151}}^1$

素因数の和:1457

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 21756952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 293, 586, 1151, 1172, 2051, 2302, 2344, 4102, 4604, 8057, 8204, 9208, 16114, 16408, 32228, 64456, 337243, 674486, 1348972, 2360701, 2697944, 4721402, 9442804, 18885608]

約数ペア:

[(1, 18885608), (2, 9442804), (4, 4721402), (7, 2697944), (8, 2360701), (14, 1348972), (28, 674486), (56, 337243), (293, 64456), (586, 32228), (1151, 16408), (1172, 16114), (2051, 9208), (2302, 8204), (2344, 8057), (4102, 4604)]