18003888

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 120

約数和(自身を含む): 58844448

約数和(自身を除く): 40840560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 53, 56, 63, 72, 84, 106, 112, 126, 144, 159, 168, 212, 252, 318, 336, 337, 371, 424, 477, 504, 636, 674, 742, 848, 954, 1008, 1011, 1113, 1272, 1348, 1484, 1908, 2022, 2226, 2359, 2544, 2696, 2968, 3033, 3339, 3816, 4044, 4452, 4718, 5392, 5936, 6066, 6678, 7077, 7632, 8088, 8904, 9436, 12132, 13356, 14154, 16176, 17808, 17861, 18872, 21231, 24264, 26712, 28308, 35722, 37744, 42462, 48528, 53424, 53583, 56616, 71444, 84924, 107166, 113232, 125027, 142888, 160749, 169848, 214332, 250054, 285776, 321498, 339696, 375081, 428664, 500108, 642996, 750162, 857328, 1000216, 1125243, 1285992, 1500324, 2000432, 2250486, 2571984, 3000648, 4500972, 6001296, 9001944, 18003888]

約数ペア:

[(1, 18003888), (2, 9001944), (3, 6001296), (4, 4500972), (6, 3000648), (7, 2571984), (8, 2250486), (9, 2000432), (12, 1500324), (14, 1285992), (16, 1125243), (18, 1000216), (21, 857328), (24, 750162), (28, 642996), (36, 500108), (42, 428664), (48, 375081), (53, 339696), (56, 321498), (63, 285776), (72, 250054), (84, 214332), (106, 169848), (112, 160749), (126, 142888), (144, 125027), (159, 113232), (168, 107166), (212, 84924), (252, 71444), (318, 56616), (336, 53583), (337, 53424), (371, 48528), (424, 42462), (477, 37744), (504, 35722), (636, 28308), (674, 26712), (742, 24264), (848, 21231), (954, 18872), (1008, 17861), (1011, 17808), (1113, 16176), (1272, 14154), (1348, 13356), (1484, 12132), (1908, 9436), (2022, 8904), (2226, 8088), (2359, 7632), (2544, 7077), (2696, 6678), (2968, 6066), (3033, 5936), (3339, 5392), (3816, 4718), (4044, 4452)]