20275016

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3467}}^1$

素因数の和:3533

約数の個数: 32

約数和(自身を含む): 41199840

約数和(自身を除く): 20924824

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 3467, 5848, 6934, 13868, 27736, 58939, 117878, 149081, 235756, 298162, 471512, 596324, 1192648, 2534377, 5068754, 10137508, 20275016]

約数ペア:

[(1, 20275016), (2, 10137508), (4, 5068754), (8, 2534377), (17, 1192648), (34, 596324), (43, 471512), (68, 298162), (86, 235756), (136, 149081), (172, 117878), (344, 58939), (731, 27736), (1462, 13868), (2924, 6934), (3467, 5848)]