20194245

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7873}}^1$

素因数の和:7906

約数の個数: 32

約数和(自身を含む): 37795200

約数和(自身を除く): 17600955

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 7873, 23619, 39365, 70857, 118095, 149587, 212571, 354285, 448761, 747935, 1062855, 1346283, 2243805, 4038849, 6731415, 20194245]

約数ペア:

[(1, 20194245), (3, 6731415), (5, 4038849), (9, 2243805), (15, 1346283), (19, 1062855), (27, 747935), (45, 448761), (57, 354285), (95, 212571), (135, 149587), (171, 118095), (285, 70857), (513, 39365), (855, 23619), (2565, 7873)]