20161325732

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{220709}}^1$

素因数の和:221311

約数の個数: 24

約数和(自身を含む): 36207916920

約数和(自身を除く): 16046591188

約数列:

[1, 2, 4, 41, 82, 164, 557, 1114, 2228, 22837, 45674, 91348, 220709, 441418, 882836, 9049069, 18098138, 36196276, 122934913, 245869826, 491739652, 5040331433, 10080662866, 20161325732]

約数ペア:

[(1, 20161325732), (2, 10080662866), (4, 5040331433), (41, 491739652), (82, 245869826), (164, 122934913), (557, 36196276), (1114, 18098138), (2228, 9049069), (22837, 882836), (45674, 441418), (91348, 220709)]