18442798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 31409280

約数和(自身を除く): 12966482

約数列:

[1, 2, 11, 22, 37, 74, 139, 163, 278, 326, 407, 814, 1529, 1793, 3058, 3586, 5143, 6031, 10286, 12062, 22657, 45314, 56573, 66341, 113146, 132682, 249227, 498454, 838309, 1676618, 9221399, 18442798]

約数ペア:

[(1, 18442798), (2, 9221399), (11, 1676618), (22, 838309), (37, 498454), (74, 249227), (139, 132682), (163, 113146), (278, 66341), (326, 56573), (407, 45314), (814, 22657), (1529, 12062), (1793, 10286), (3058, 6031), (3586, 5143)]