2019404830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8780021}}^1$

素因数の和:8780051

約数の個数: 16

約数和(自身を含む): 3792969504

約数和(自身を除く): 1773564674

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 8780021, 17560042, 43900105, 87800210, 201940483, 403880966, 1009702415, 2019404830]

約数ペア:

[(1, 2019404830), (2, 1009702415), (5, 403880966), (10, 201940483), (23, 87800210), (46, 43900105), (115, 17560042), (230, 8780021)]