20680356

素因数分解:

$2^2\times 3^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 49488768

約数和(自身を除く): 28808412

約数列:

[1, 2, 3, 4, 6, 12, 101, 113, 151, 202, 226, 302, 303, 339, 404, 452, 453, 604, 606, 678, 906, 1212, 1356, 1812, 11413, 15251, 17063, 22826, 30502, 34126, 34239, 45652, 45753, 51189, 61004, 68252, 68478, 91506, 102378, 136956, 183012, 204756, 1723363, 3446726, 5170089, 6893452, 10340178, 20680356]

約数ペア:

[(1, 20680356), (2, 10340178), (3, 6893452), (4, 5170089), (6, 3446726), (12, 1723363), (101, 204756), (113, 183012), (151, 136956), (202, 102378), (226, 91506), (302, 68478), (303, 68252), (339, 61004), (404, 51189), (452, 45753), (453, 45652), (604, 34239), (606, 34126), (678, 30502), (906, 22826), (1212, 17063), (1356, 15251), (1812, 11413)]