20215192010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155501477}}^1$

素因数の和:155501497

約数の個数: 16

約数和(自身を含む): 39186372456

約数和(自身を除く): 18971180446

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155501477, 311002954, 777507385, 1555014770, 2021519201, 4043038402, 10107596005, 20215192010]

約数ペア:

[(1, 20215192010), (2, 10107596005), (5, 4043038402), (10, 2021519201), (13, 1555014770), (26, 777507385), (65, 311002954), (130, 155501477)]