20568394

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5807}}^1$

素因数の和:5850

約数の個数: 32

約数和(自身を含む): 40144896

約数和(自身を除く): 19576502

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5807, 11614, 40649, 63877, 81298, 127754, 133561, 267122, 447139, 894278, 934927, 1469171, 1869854, 2938342, 10284197, 20568394]

約数ペア:

[(1, 20568394), (2, 10284197), (7, 2938342), (11, 1869854), (14, 1469171), (22, 934927), (23, 894278), (46, 447139), (77, 267122), (154, 133561), (161, 127754), (253, 81298), (322, 63877), (506, 40649), (1771, 11614), (3542, 5807)]