20908402

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1549}}^1$

素因数の和:1965

約数の個数: 16

約数和(自身を含む): 33312600

約数和(自身を除く): 12404198

約数列:

[1, 2, 17, 34, 397, 794, 1549, 3098, 6749, 13498, 26333, 52666, 614953, 1229906, 10454201, 20908402]

約数ペア:

[(1, 20908402), (2, 10454201), (17, 1229906), (34, 614953), (397, 52666), (794, 26333), (1549, 13498), (3098, 6749)]