20196813470

素因数分解:

$2^1\times 5^1\times {\mathrm{4507}}^1\times {\mathrm{448121}}^1$

素因数の和:452635

約数の個数: 16

約数和(自身を含む): 36362411568

約数和(自身を除く): 16165598098

約数列:

[1, 2, 5, 10, 4507, 9014, 22535, 45070, 448121, 896242, 2240605, 4481210, 2019681347, 4039362694, 10098406735, 20196813470]

約数ペア:

[(1, 20196813470), (2, 10098406735), (5, 4039362694), (10, 2019681347), (4507, 4481210), (9014, 2240605), (22535, 896242), (45070, 448121)]