20485836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81293}}^1$

素因数の和:81310

約数の個数: 36

約数和(自身を含む): 59182032

約数和(自身を除く): 38696196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81293, 162586, 243879, 325172, 487758, 569051, 731637, 975516, 1138102, 1463274, 1707153, 2276204, 2926548, 3414306, 5121459, 6828612, 10242918, 20485836]

約数ペア:

[(1, 20485836), (2, 10242918), (3, 6828612), (4, 5121459), (6, 3414306), (7, 2926548), (9, 2276204), (12, 1707153), (14, 1463274), (18, 1138102), (21, 975516), (28, 731637), (36, 569051), (42, 487758), (63, 325172), (84, 243879), (126, 162586), (252, 81293)]