20199803925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2025043}}^1$

素因数の和:2025082

約数の個数: 48

約数和(自身を含む): 40176872960

約数和(自身を除く): 19977069035

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 9975, 2025043, 6075129, 10125215, 14175301, 30375645, 38475817, 42525903, 50626075, 70876505, 115427451, 151878225, 192379085, 212629515, 269330719, 354382525, 577137255, 807992157, 961895425, 1063147575, 1346653595, 2885686275, 4039960785, 6733267975, 20199803925]

約数ペア:

[(1, 20199803925), (3, 6733267975), (5, 4039960785), (7, 2885686275), (15, 1346653595), (19, 1063147575), (21, 961895425), (25, 807992157), (35, 577137255), (57, 354382525), (75, 269330719), (95, 212629515), (105, 192379085), (133, 151878225), (175, 115427451), (285, 70876505), (399, 50626075), (475, 42525903), (525, 38475817), (665, 30375645), (1425, 14175301), (1995, 10125215), (3325, 6075129), (9975, 2025043)]