20120740059

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1543}}^1\times {\mathrm{6977}}^1$

素因数の和:8619

約数の個数: 32

約数和(自身を含む): 31029212160

約数和(自身を除く): 10908472101

約数列:

[1, 3, 7, 21, 89, 267, 623, 1543, 1869, 4629, 6977, 10801, 20931, 32403, 48839, 137327, 146517, 411981, 620953, 961289, 1862859, 2883867, 4346671, 10765511, 13040013, 32296533, 75358577, 226075731, 958130479, 2874391437, 6706913353, 20120740059]

約数ペア:

[(1, 20120740059), (3, 6706913353), (7, 2874391437), (21, 958130479), (89, 226075731), (267, 75358577), (623, 32296533), (1543, 13040013), (1869, 10765511), (4629, 4346671), (6977, 2883867), (10801, 1862859), (20931, 961289), (32403, 620953), (48839, 411981), (137327, 146517)]