20044948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 24081260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 151, 154, 302, 308, 431, 604, 862, 1057, 1661, 1724, 2114, 3017, 3322, 4228, 4741, 6034, 6644, 9482, 11627, 12068, 18964, 23254, 33187, 46508, 65081, 66374, 130162, 132748, 260324, 455567, 715891, 911134, 1431782, 1822268, 2863564, 5011237, 10022474, 20044948]

約数ペア:

[(1, 20044948), (2, 10022474), (4, 5011237), (7, 2863564), (11, 1822268), (14, 1431782), (22, 911134), (28, 715891), (44, 455567), (77, 260324), (151, 132748), (154, 130162), (302, 66374), (308, 65081), (431, 46508), (604, 33187), (862, 23254), (1057, 18964), (1661, 12068), (1724, 11627), (2114, 9482), (3017, 6644), (3322, 6034), (4228, 4741)]