18209708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2539}}^1$

素因数の和:2717

約数の個数: 24

約数和(自身を含む): 34991040

約数和(自身を除く): 16781332

約数列:

[1, 2, 4, 11, 22, 44, 163, 326, 652, 1793, 2539, 3586, 5078, 7172, 10156, 27929, 55858, 111716, 413857, 827714, 1655428, 4552427, 9104854, 18209708]

約数ペア:

[(1, 18209708), (2, 9104854), (4, 4552427), (11, 1655428), (22, 827714), (44, 413857), (163, 111716), (326, 55858), (652, 27929), (1793, 10156), (2539, 7172), (3586, 5078)]