20796430

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50723}}^1$

素因数の和:50771

約数の個数: 16

約数和(自身を含む): 38347344

約数和(自身を除く): 17550914

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50723, 101446, 253615, 507230, 2079643, 4159286, 10398215, 20796430]

約数ペア:

[(1, 20796430), (2, 10398215), (5, 4159286), (10, 2079643), (41, 507230), (82, 253615), (205, 101446), (410, 50723)]