20764252

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 37523024

約数和(自身を除く): 16758772

約数列:

[1, 2, 4, 37, 74, 148, 307, 457, 614, 914, 1228, 1828, 11359, 16909, 22718, 33818, 45436, 67636, 140299, 280598, 561196, 5191063, 10382126, 20764252]

約数ペア:

[(1, 20764252), (2, 10382126), (4, 5191063), (37, 561196), (74, 280598), (148, 140299), (307, 67636), (457, 45436), (614, 33818), (914, 22718), (1228, 16909), (1828, 11359)]