18660798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4691}}^1$

素因数の和:4729

約数の個数: 48

約数和(自身を含む): 46112976

約数和(自身を除く): 27452178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 4691, 9382, 14073, 28146, 42219, 60983, 79747, 84438, 121966, 159494, 182949, 239241, 365898, 478482, 548847, 717723, 1036711, 1097694, 1435446, 2073422, 3110133, 6220266, 9330399, 18660798]

約数ペア:

[(1, 18660798), (2, 9330399), (3, 6220266), (6, 3110133), (9, 2073422), (13, 1435446), (17, 1097694), (18, 1036711), (26, 717723), (34, 548847), (39, 478482), (51, 365898), (78, 239241), (102, 182949), (117, 159494), (153, 121966), (221, 84438), (234, 79747), (306, 60983), (442, 42219), (663, 28146), (1326, 14073), (1989, 9382), (3978, 4691)]