16471940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6287}}^1$

素因数の和:6427

約数の個数: 24

約数和(自身を含む): 34860672

約数和(自身を除く): 18388732

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 6287, 12574, 25148, 31435, 62870, 125740, 823597, 1647194, 3294388, 4117985, 8235970, 16471940]

約数ペア:

[(1, 16471940), (2, 8235970), (4, 4117985), (5, 3294388), (10, 1647194), (20, 823597), (131, 125740), (262, 62870), (524, 31435), (655, 25148), (1310, 12574), (2620, 6287)]