1980806

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 24

約数和(自身を含む): 3315600

約数和(自身を除く): 1334794

約数列:

[1, 2, 17, 23, 34, 46, 149, 289, 298, 391, 578, 782, 2533, 3427, 5066, 6647, 6854, 13294, 43061, 58259, 86122, 116518, 990403, 1980806]

約数ペア:

[(1, 1980806), (2, 990403), (17, 116518), (23, 86122), (34, 58259), (46, 43061), (149, 13294), (289, 6854), (298, 6647), (391, 5066), (578, 3427), (782, 2533)]