20502028

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 36867600

約数和(自身を除く): 16365572

約数列:

[1, 2, 4, 59, 109, 118, 218, 236, 436, 797, 1594, 3188, 6431, 12862, 25724, 47023, 86873, 94046, 173746, 188092, 347492, 5125507, 10251014, 20502028]

約数ペア:

[(1, 20502028), (2, 10251014), (4, 5125507), (59, 347492), (109, 188092), (118, 173746), (218, 94046), (236, 86873), (436, 47023), (797, 25724), (1594, 12862), (3188, 6431)]