17981012

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{5683}}^1$

素因数の和:5807

約数の個数: 24

約数和(自身を含む): 36286656

約数和(自身を除く): 18305644

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 5683, 11366, 22732, 39781, 79562, 159124, 642179, 1284358, 2568716, 4495253, 8990506, 17981012]

約数ペア:

[(1, 17981012), (2, 8990506), (4, 4495253), (7, 2568716), (14, 1284358), (28, 642179), (113, 159124), (226, 79562), (452, 39781), (791, 22732), (1582, 11366), (3164, 5683)]