18942862

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4253}}^1$

素因数の和:4403

約数の個数: 16

約数和(自身を含む): 30322512

約数和(自身を除く): 11379650

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4253, 4454, 8506, 72301, 144602, 557143, 1114286, 9471431, 18942862]

約数ペア:

[(1, 18942862), (2, 9471431), (17, 1114286), (34, 557143), (131, 144602), (262, 72301), (2227, 8506), (4253, 4454)]