20413996

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{853}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 37111424

約数和(自身を除く): 16697428

約数列:

[1, 2, 4, 31, 62, 124, 193, 386, 772, 853, 1706, 3412, 5983, 11966, 23932, 26443, 52886, 105772, 164629, 329258, 658516, 5103499, 10206998, 20413996]

約数ペア:

[(1, 20413996), (2, 10206998), (4, 5103499), (31, 658516), (62, 329258), (124, 164629), (193, 105772), (386, 52886), (772, 26443), (853, 23932), (1706, 11966), (3412, 5983)]