20090411

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 22617600

約数和(自身を除く): 2527189

約数列:

[1, 11, 61, 79, 379, 671, 869, 4169, 4819, 23119, 29941, 53009, 254309, 329351, 1826401, 20090411]

約数ペア:

[(1, 20090411), (11, 1826401), (61, 329351), (79, 254309), (379, 53009), (671, 29941), (869, 23119), (4169, 4819)]