20807588

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1609}}^1$

素因数の和:1727

約数の個数: 24

約数和(自身を含む): 37731960

約数和(自身を除く): 16924372

約数列:

[1, 2, 4, 53, 61, 106, 122, 212, 244, 1609, 3218, 3233, 6436, 6466, 12932, 85277, 98149, 170554, 196298, 341108, 392596, 5201897, 10403794, 20807588]

約数ペア:

[(1, 20807588), (2, 10403794), (4, 5201897), (53, 392596), (61, 341108), (106, 196298), (122, 170554), (212, 98149), (244, 85277), (1609, 12932), (3218, 6466), (3233, 6436)]