12865636

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1601}}^1$

素因数の和:1660

約数の個数: 36

約数和(自身を含む): 26846316

約数和(自身を除く): 13980680

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 1601, 2009, 3202, 4018, 6404, 8036, 11207, 22414, 44828, 65641, 78449, 131282, 156898, 262564, 313796, 459487, 918974, 1837948, 3216409, 6432818, 12865636]

約数ペア:

[(1, 12865636), (2, 6432818), (4, 3216409), (7, 1837948), (14, 918974), (28, 459487), (41, 313796), (49, 262564), (82, 156898), (98, 131282), (164, 78449), (196, 65641), (287, 44828), (574, 22414), (1148, 11207), (1601, 8036), (2009, 6404), (3202, 4018)]