20651364986

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1182917}}^1$

素因数の和:1182998

約数の個数: 32

約数和(自身を含む): 37474842240

約数和(自身を除く): 16823477254

約数列:

[1, 2, 7, 14, 29, 43, 58, 86, 203, 301, 406, 602, 1247, 2494, 8729, 17458, 1182917, 2365834, 8280419, 16560838, 34304593, 50865431, 68609186, 101730862, 240132151, 356058017, 480264302, 712116034, 1475097499, 2950194998, 10325682493, 20651364986]

約数ペア:

[(1, 20651364986), (2, 10325682493), (7, 2950194998), (14, 1475097499), (29, 712116034), (43, 480264302), (58, 356058017), (86, 240132151), (203, 101730862), (301, 68609186), (406, 50865431), (602, 34304593), (1247, 16560838), (2494, 8280419), (8729, 2365834), (17458, 1182917)]