20125765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3623}}^1$

素因数の和:3740

約数の個数: 16

約数和(自身を含む): 26614656

約数和(自身を除く): 6488891

約数列:

[1, 5, 11, 55, 101, 505, 1111, 3623, 5555, 18115, 39853, 199265, 365923, 1829615, 4025153, 20125765]

約数ペア:

[(1, 20125765), (5, 4025153), (11, 1829615), (55, 365923), (101, 199265), (505, 39853), (1111, 18115), (3623, 5555)]