20885444

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3917}}^1$

素因数の和:3995

約数の個数: 24

約数和(自身を含む): 38615808

約数和(自身を除く): 17730364

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 3917, 5332, 7834, 15668, 121427, 168431, 242854, 336862, 485708, 673724, 5221361, 10442722, 20885444]

約数ペア:

[(1, 20885444), (2, 10442722), (4, 5221361), (31, 673724), (43, 485708), (62, 336862), (86, 242854), (124, 168431), (172, 121427), (1333, 15668), (2666, 7834), (3917, 5332)]