18996796

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52189}}^1$

素因数の和:52213

約数の個数: 24

約数和(自身を含む): 40916960

約数和(自身を除く): 21920164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 52189, 104378, 208756, 365323, 678457, 730646, 1356914, 1461292, 2713828, 4749199, 9498398, 18996796]

約数ペア:

[(1, 18996796), (2, 9498398), (4, 4749199), (7, 2713828), (13, 1461292), (14, 1356914), (26, 730646), (28, 678457), (52, 365323), (91, 208756), (182, 104378), (364, 52189)]