20055019

素因数分解:

${\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:342

約数の個数: 16

約数和(自身を含む): 21859200

約数和(自身を除く): 1804181

約数列:

[1, 17, 79, 109, 137, 1343, 1853, 2329, 8611, 10823, 14933, 146387, 183991, 253861, 1179707, 20055019]

約数ペア:

[(1, 20055019), (17, 1179707), (79, 253861), (109, 183991), (137, 146387), (1343, 14933), (1853, 10823), (2329, 8611)]