20706026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 35721216

約数和(自身を除く): 15015190

約数列:

[1, 2, 11, 22, 23, 46, 151, 253, 271, 302, 506, 542, 1661, 2981, 3322, 3473, 5962, 6233, 6946, 12466, 38203, 40921, 68563, 76406, 81842, 137126, 450131, 900262, 941183, 1882366, 10353013, 20706026]

約数ペア:

[(1, 20706026), (2, 10353013), (11, 1882366), (22, 941183), (23, 900262), (46, 450131), (151, 137126), (253, 81842), (271, 76406), (302, 68563), (506, 40921), (542, 38203), (1661, 12466), (2981, 6946), (3322, 6233), (3473, 5962)]