2019915890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8782243}}^1$

素因数の和:8782273

約数の個数: 16

約数和(自身を含む): 3793929408

約数和(自身を除く): 1774013518

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 8782243, 17564486, 43911215, 87822430, 201991589, 403983178, 1009957945, 2019915890]

約数ペア:

[(1, 2019915890), (2, 1009957945), (5, 403983178), (10, 201991589), (23, 87822430), (46, 43911215), (115, 17564486), (230, 8782243)]