18718266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1277}}^1$

素因数の和:1638

約数の個数: 32

約数和(自身を含む): 42940800

約数和(自身を除く): 24222534

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 698, 1047, 1277, 2094, 2443, 2554, 3831, 4886, 7329, 7662, 8939, 14658, 17878, 26817, 53634, 445673, 891346, 1337019, 2674038, 3119711, 6239422, 9359133, 18718266]

約数ペア:

[(1, 18718266), (2, 9359133), (3, 6239422), (6, 3119711), (7, 2674038), (14, 1337019), (21, 891346), (42, 445673), (349, 53634), (698, 26817), (1047, 17878), (1277, 14658), (2094, 8939), (2443, 7662), (2554, 7329), (3831, 4886)]