2018291110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{42571}}^1$

素因数の和:43020

約数の個数: 32

約数和(自身を含む): 3972478464

約数和(自身を除く): 1954187354

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 431, 862, 2155, 4310, 4741, 9482, 23705, 42571, 47410, 85142, 212855, 425710, 468281, 936562, 2341405, 4682810, 18348101, 36696202, 91740505, 183481010, 201829111, 403658222, 1009145555, 2018291110]

約数ペア:

[(1, 2018291110), (2, 1009145555), (5, 403658222), (10, 201829111), (11, 183481010), (22, 91740505), (55, 36696202), (110, 18348101), (431, 4682810), (862, 2341405), (2155, 936562), (4310, 468281), (4741, 425710), (9482, 212855), (23705, 85142), (42571, 47410)]