20598260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33223}}^1$

素因数の和:33263

約数の個数: 24

約数和(自身を含む): 44653056

約数和(自身を除く): 24054796

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 33223, 66446, 132892, 166115, 332230, 664460, 1029913, 2059826, 4119652, 5149565, 10299130, 20598260]

約数ペア:

[(1, 20598260), (2, 10299130), (4, 5149565), (5, 4119652), (10, 2059826), (20, 1029913), (31, 664460), (62, 332230), (124, 166115), (155, 132892), (310, 66446), (620, 33223)]