19773418

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 15685142

約数列:

[1, 2, 7, 14, 29, 58, 113, 203, 226, 406, 431, 791, 862, 1582, 3017, 3277, 6034, 6554, 12499, 22939, 24998, 45878, 48703, 87493, 97406, 174986, 340921, 681842, 1412387, 2824774, 9886709, 19773418]

約数ペア:

[(1, 19773418), (2, 9886709), (7, 2824774), (14, 1412387), (29, 681842), (58, 340921), (113, 174986), (203, 97406), (226, 87493), (406, 48703), (431, 45878), (791, 24998), (862, 22939), (1582, 12499), (3017, 6554), (3277, 6034)]