2018385020

素因数分解:

$2^2\times 5^1\times {\mathrm{6563}}^1\times {\mathrm{15377}}^1$

素因数の和:21949

約数の個数: 24

約数和(自身を含む): 4239530064

約数和(自身を除く): 2221145044

約数列:

[1, 2, 4, 5, 10, 20, 6563, 13126, 15377, 26252, 30754, 32815, 61508, 65630, 76885, 131260, 153770, 307540, 100919251, 201838502, 403677004, 504596255, 1009192510, 2018385020]

約数ペア:

[(1, 2018385020), (2, 1009192510), (4, 504596255), (5, 403677004), (10, 201838502), (20, 100919251), (6563, 307540), (13126, 153770), (15377, 131260), (26252, 76885), (30754, 65630), (32815, 61508)]