20959425

素因数分解:

$3^3\times 5^2\times {\mathrm{31051}}^1$

素因数の和:31070

約数の個数: 24

約数和(自身を含む): 38504480

約数和(自身を除く): 17545055

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 31051, 93153, 155255, 279459, 465765, 776275, 838377, 1397295, 2328825, 4191885, 6986475, 20959425]

約数ペア:

[(1, 20959425), (3, 6986475), (5, 4191885), (9, 2328825), (15, 1397295), (25, 838377), (27, 776275), (45, 465765), (75, 279459), (135, 155255), (225, 93153), (675, 31051)]