18421884

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{13121}}^1$

素因数の和:13147

約数の個数: 48

約数和(自身を含む): 51438240

約数和(自身を除く): 33016356

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 13121, 26242, 39363, 52484, 78726, 118089, 157452, 170573, 236178, 341146, 354267, 472356, 511719, 682292, 708534, 1023438, 1417068, 1535157, 2046876, 3070314, 4605471, 6140628, 9210942, 18421884]

約数ペア:

[(1, 18421884), (2, 9210942), (3, 6140628), (4, 4605471), (6, 3070314), (9, 2046876), (12, 1535157), (13, 1417068), (18, 1023438), (26, 708534), (27, 682292), (36, 511719), (39, 472356), (52, 354267), (54, 341146), (78, 236178), (108, 170573), (117, 157452), (156, 118089), (234, 78726), (351, 52484), (468, 39363), (702, 26242), (1404, 13121)]