20213640715

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{12517}}^1\times {\mathrm{4549}}^1$

素因数の和:17142

約数の個数: 16

約数和(自身を含む): 24605380800

約数和(自身を除く): 4391740085

約数列:

[1, 5, 71, 355, 4549, 12517, 22745, 62585, 322979, 888707, 1614895, 4443535, 56939833, 284699165, 4042728143, 20213640715]

約数ペア:

[(1, 20213640715), (5, 4042728143), (71, 284699165), (355, 56939833), (4549, 4443535), (12517, 1614895), (22745, 888707), (62585, 322979)]