2018861830

素因数分解:

$2^1\times 5^1\times {\mathrm{4243}}^1\times {\mathrm{47581}}^1$

素因数の和:51831

約数の個数: 16

約数和(自身を含む): 3634884144

約数和(自身を除く): 1616022314

約数列:

[1, 2, 5, 10, 4243, 8486, 21215, 42430, 47581, 95162, 237905, 475810, 201886183, 403772366, 1009430915, 2018861830]

約数ペア:

[(1, 2018861830), (2, 1009430915), (5, 403772366), (10, 201886183), (4243, 475810), (8486, 237905), (21215, 95162), (42430, 47581)]