22920205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1609}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 35239680

約数和(自身を除く): 12319475

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 259, 385, 407, 1295, 1609, 2035, 2849, 8045, 11263, 14245, 17699, 56315, 59533, 88495, 123893, 297665, 416731, 619465, 654863, 2083655, 3274315, 4584041, 22920205]

約数ペア:

[(1, 22920205), (5, 4584041), (7, 3274315), (11, 2083655), (35, 654863), (37, 619465), (55, 416731), (77, 297665), (185, 123893), (259, 88495), (385, 59533), (407, 56315), (1295, 17699), (1609, 14245), (2035, 11263), (2849, 8045)]