20446195

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2309}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 11487245

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 2309, 8855, 11545, 16163, 25399, 53107, 80815, 126995, 177793, 265535, 371749, 584177, 888965, 1858745, 2920885, 4089239, 20446195]

約数ペア:

[(1, 20446195), (5, 4089239), (7, 2920885), (11, 1858745), (23, 888965), (35, 584177), (55, 371749), (77, 265535), (115, 177793), (161, 126995), (253, 80815), (385, 53107), (805, 25399), (1265, 16163), (1771, 11545), (2309, 8855)]