19925020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58603}}^1$

素因数の和:58629

約数の個数: 24

約数和(自身を含む): 44304624

約数和(自身を除く): 24379604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58603, 117206, 234412, 293015, 586030, 996251, 1172060, 1992502, 3985004, 4981255, 9962510, 19925020]

約数ペア:

[(1, 19925020), (2, 9962510), (4, 4981255), (5, 3985004), (10, 1992502), (17, 1172060), (20, 996251), (34, 586030), (68, 293015), (85, 234412), (170, 117206), (340, 58603)]