20213470

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{54631}}^1$

素因数の和:54675

約数の個数: 16

約数和(自身を含む): 37368288

約数和(自身を除く): 17154818

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 54631, 109262, 273155, 546310, 2021347, 4042694, 10106735, 20213470]

約数ペア:

[(1, 20213470), (2, 10106735), (5, 4042694), (10, 2021347), (37, 546310), (74, 273155), (185, 109262), (370, 54631)]