18627050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28657}}^1$

素因数の和:28682

約数の個数: 24

約数和(自身を含む): 37312716

約数和(自身を除く): 18685666

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 28657, 57314, 143285, 286570, 372541, 716425, 745082, 1432850, 1862705, 3725410, 9313525, 18627050]

約数ペア:

[(1, 18627050), (2, 9313525), (5, 3725410), (10, 1862705), (13, 1432850), (25, 745082), (26, 716425), (50, 372541), (65, 286570), (130, 143285), (325, 57314), (650, 28657)]