20878528088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{2039}}^1\times {\mathrm{116359}}^1$

素因数の和:118415

約数の個数: 32

約数和(自身を含む): 42727392000

約数和(自身を除く): 21848863912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 2039, 4078, 8156, 16312, 22429, 44858, 89716, 116359, 179432, 232718, 465436, 930872, 1279949, 2559898, 5119796, 10239592, 237256001, 474512002, 949024004, 1898048008, 2609816011, 5219632022, 10439264044, 20878528088]

約数ペア:

[(1, 20878528088), (2, 10439264044), (4, 5219632022), (8, 2609816011), (11, 1898048008), (22, 949024004), (44, 474512002), (88, 237256001), (2039, 10239592), (4078, 5119796), (8156, 2559898), (16312, 1279949), (22429, 930872), (44858, 465436), (89716, 232718), (116359, 179432)]