20598754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40709}}^1$

素因数の和:40745

約数の個数: 16

約数和(自身を含む): 35173440

約数和(自身を除く): 14574686

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40709, 81418, 447799, 895598, 936307, 1872614, 10299377, 20598754]

約数ペア:

[(1, 20598754), (2, 10299377), (11, 1872614), (22, 936307), (23, 895598), (46, 447799), (253, 81418), (506, 40709)]