20908565

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3517}}^1$

素因数の和:3592

約数の個数: 16

約数和(自身を含む): 26596080

約数和(自身を除く): 5687515

約数列:

[1, 5, 29, 41, 145, 205, 1189, 3517, 5945, 17585, 101993, 144197, 509965, 720985, 4181713, 20908565]

約数ペア:

[(1, 20908565), (5, 4181713), (29, 720985), (41, 509965), (145, 144197), (205, 101993), (1189, 17585), (3517, 5945)]