20475856

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{44129}}^1$

素因数の和:44166

約数の個数: 20

約数和(自身を含む): 41040900

約数和(自身を除く): 20565044

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 44129, 88258, 176516, 353032, 706064, 1279741, 2559482, 5118964, 10237928, 20475856]

約数ペア:

[(1, 20475856), (2, 10237928), (4, 5118964), (8, 2559482), (16, 1279741), (29, 706064), (58, 353032), (116, 176516), (232, 88258), (464, 44129)]