19228990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5639}}^1$

素因数の和:5688

約数の個数: 32

約数和(自身を含む): 38983680

約数和(自身を除く): 19754690

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 5639, 11278, 28195, 56390, 62029, 124058, 174809, 310145, 349618, 620290, 874045, 1748090, 1922899, 3845798, 9614495, 19228990]

約数ペア:

[(1, 19228990), (2, 9614495), (5, 3845798), (10, 1922899), (11, 1748090), (22, 874045), (31, 620290), (55, 349618), (62, 310145), (110, 174809), (155, 124058), (310, 62029), (341, 56390), (682, 28195), (1705, 11278), (3410, 5639)]