16397740

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2477}}^1$

素因数の和:2817

約数の個数: 24

約数和(自身を含む): 34553232

約数和(自身を除く): 18155492

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 2477, 3310, 4954, 6620, 9908, 12385, 24770, 49540, 819887, 1639774, 3279548, 4099435, 8198870, 16397740]

約数ペア:

[(1, 16397740), (2, 8198870), (4, 4099435), (5, 3279548), (10, 1639774), (20, 819887), (331, 49540), (662, 24770), (1324, 12385), (1655, 9908), (2477, 6620), (3310, 4954)]