18654948

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 54262208

約数和(自身を除く): 35607260

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 81, 86, 103, 108, 117, 129, 156, 162, 172, 206, 234, 258, 309, 324, 351, 387, 412, 468, 516, 559, 618, 702, 774, 927, 1053, 1118, 1161, 1236, 1339, 1404, 1548, 1677, 1854, 2106, 2236, 2322, 2678, 2781, 3354, 3483, 3708, 4017, 4212, 4429, 4644, 5031, 5356, 5562, 6708, 6966, 8034, 8343, 8858, 10062, 11124, 12051, 13287, 13932, 15093, 16068, 16686, 17716, 20124, 24102, 26574, 30186, 33372, 36153, 39861, 45279, 48204, 53148, 57577, 60372, 72306, 79722, 90558, 108459, 115154, 119583, 144612, 159444, 172731, 181116, 216918, 230308, 239166, 345462, 358749, 433836, 478332, 518193, 690924, 717498, 1036386, 1434996, 1554579, 2072772, 3109158, 4663737, 6218316, 9327474, 18654948]

約数ペア:

[(1, 18654948), (2, 9327474), (3, 6218316), (4, 4663737), (6, 3109158), (9, 2072772), (12, 1554579), (13, 1434996), (18, 1036386), (26, 717498), (27, 690924), (36, 518193), (39, 478332), (43, 433836), (52, 358749), (54, 345462), (78, 239166), (81, 230308), (86, 216918), (103, 181116), (108, 172731), (117, 159444), (129, 144612), (156, 119583), (162, 115154), (172, 108459), (206, 90558), (234, 79722), (258, 72306), (309, 60372), (324, 57577), (351, 53148), (387, 48204), (412, 45279), (468, 39861), (516, 36153), (559, 33372), (618, 30186), (702, 26574), (774, 24102), (927, 20124), (1053, 17716), (1118, 16686), (1161, 16068), (1236, 15093), (1339, 13932), (1404, 13287), (1548, 12051), (1677, 11124), (1854, 10062), (2106, 8858), (2236, 8343), (2322, 8034), (2678, 6966), (2781, 6708), (3354, 5562), (3483, 5356), (3708, 5031), (4017, 4644), (4212, 4429)]