1900772555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{16883}}^1$

素因数の和:17011

約数の個数: 32

約数和(自身を含む): 2625799680

約数和(自身を除く): 725027125

約数列:

[1, 5, 11, 23, 55, 89, 115, 253, 445, 979, 1265, 2047, 4895, 10235, 16883, 22517, 84415, 112585, 185713, 388309, 928565, 1502587, 1941545, 4271399, 7512935, 16528457, 21356995, 34559501, 82642285, 172797505, 380154511, 1900772555]

約数ペア:

[(1, 1900772555), (5, 380154511), (11, 172797505), (23, 82642285), (55, 34559501), (89, 21356995), (115, 16528457), (253, 7512935), (445, 4271399), (979, 1941545), (1265, 1502587), (2047, 928565), (4895, 388309), (10235, 185713), (16883, 112585), (22517, 84415)]