2019905890

素因数分解:

$2^1\times 5^1\times {\mathrm{7207}}^1\times {\mathrm{28027}}^1$

素因数の和:35241

約数の個数: 16

約数和(自身を含む): 3636464832

約数和(自身を除く): 1616558942

約数列:

[1, 2, 5, 10, 7207, 14414, 28027, 36035, 56054, 72070, 140135, 280270, 201990589, 403981178, 1009952945, 2019905890]

約数ペア:

[(1, 2019905890), (2, 1009952945), (5, 403981178), (10, 201990589), (7207, 280270), (14414, 140135), (28027, 72070), (36035, 56054)]