20582212

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19867}}^1$

素因数の和:19915

約数の個数: 24

約数和(自身を含む): 42279104

約数和(自身を除く): 21696892

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 19867, 39734, 79468, 139069, 278138, 556276, 735079, 1470158, 2940316, 5145553, 10291106, 20582212]

約数ペア:

[(1, 20582212), (2, 10291106), (4, 5145553), (7, 2940316), (14, 1470158), (28, 735079), (37, 556276), (74, 278138), (148, 139069), (259, 79468), (518, 39734), (1036, 19867)]