2019920030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8782261}}^1$

素因数の和:8782291

約数の個数: 16

約数和(自身を含む): 3793937184

約数和(自身を除く): 1774017154

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 8782261, 17564522, 43911305, 87822610, 201992003, 403984006, 1009960015, 2019920030]

約数ペア:

[(1, 2019920030), (2, 1009960015), (5, 403984006), (10, 201992003), (23, 87822610), (46, 43911305), (115, 17564522), (230, 8782261)]