1918809508

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{6779}}^1$

素因数の和:7720

約数の個数: 48

約数和(自身を含む): 4191667200

約数和(自身を除く): 2272857692

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 919, 1838, 3676, 6433, 6779, 10109, 12866, 13558, 20218, 25732, 27116, 40436, 47453, 70763, 74569, 94906, 141526, 149138, 189812, 283052, 298276, 521983, 1043966, 2087932, 6229901, 12459802, 24919604, 43609307, 68528911, 87218614, 137057822, 174437228, 274115644, 479702377, 959404754, 1918809508]

約数ペア:

[(1, 1918809508), (2, 959404754), (4, 479702377), (7, 274115644), (11, 174437228), (14, 137057822), (22, 87218614), (28, 68528911), (44, 43609307), (77, 24919604), (154, 12459802), (308, 6229901), (919, 2087932), (1838, 1043966), (3676, 521983), (6433, 298276), (6779, 283052), (10109, 189812), (12866, 149138), (13558, 141526), (20218, 94906), (25732, 74569), (27116, 70763), (40436, 47453)]