20181768190

素因数分解:

$2^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1373}}^1\times {\mathrm{2251}}^1$

素因数の和:4284

約数の個数: 32

約数和(自身を含む): 36425487456

約数和(自身を除く): 16243719266

約数列:

[1, 2, 5, 10, 653, 1306, 1373, 2251, 2746, 3265, 4502, 6530, 6865, 11255, 13730, 22510, 896569, 1469903, 1793138, 2939806, 3090623, 4482845, 6181246, 7349515, 8965690, 14699030, 15453115, 30906230, 2018176819, 4036353638, 10090884095, 20181768190]

約数ペア:

[(1, 20181768190), (2, 10090884095), (5, 4036353638), (10, 2018176819), (653, 30906230), (1306, 15453115), (1373, 14699030), (2251, 8965690), (2746, 7349515), (3265, 6181246), (4502, 4482845), (6530, 3090623), (6865, 2939806), (11255, 1793138), (13730, 1469903), (22510, 896569)]