18665374

素因数分解:

$2^1\times 7^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 60

約数和(自身を含む): 36905976

約数和(自身を除く): 18240602

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 161, 169, 182, 299, 322, 338, 343, 598, 637, 686, 1127, 1183, 1274, 2093, 2254, 2366, 2401, 3887, 4186, 4459, 4802, 7774, 7889, 8281, 8918, 14651, 15778, 16562, 27209, 29302, 31213, 54418, 55223, 57967, 62426, 102557, 110446, 115934, 190463, 205114, 380926, 405769, 717899, 811538, 1333241, 1435798, 2666482, 9332687, 18665374]

約数ペア:

[(1, 18665374), (2, 9332687), (7, 2666482), (13, 1435798), (14, 1333241), (23, 811538), (26, 717899), (46, 405769), (49, 380926), (91, 205114), (98, 190463), (161, 115934), (169, 110446), (182, 102557), (299, 62426), (322, 57967), (338, 55223), (343, 54418), (598, 31213), (637, 29302), (686, 27209), (1127, 16562), (1183, 15778), (1274, 14651), (2093, 8918), (2254, 8281), (2366, 7889), (2401, 7774), (3887, 4802), (4186, 4459)]