19806148

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{757}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 35995904

約数和(自身を除く): 16189756

約数列:

[1, 2, 4, 31, 62, 124, 211, 422, 757, 844, 1514, 3028, 6541, 13082, 23467, 26164, 46934, 93868, 159727, 319454, 638908, 4951537, 9903074, 19806148]

約数ペア:

[(1, 19806148), (2, 9903074), (4, 4951537), (31, 638908), (62, 319454), (124, 159727), (211, 93868), (422, 46934), (757, 26164), (844, 23467), (1514, 13082), (3028, 6541)]