18853128

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:396

約数の個数: 128

約数和(自身を含む): 61651200

約数和(自身を除く): 42798072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 37, 42, 54, 56, 63, 72, 74, 84, 108, 111, 126, 148, 168, 189, 216, 222, 252, 259, 296, 333, 337, 378, 444, 504, 518, 666, 674, 756, 777, 888, 999, 1011, 1036, 1332, 1348, 1512, 1554, 1998, 2022, 2072, 2331, 2359, 2664, 2696, 3033, 3108, 3996, 4044, 4662, 4718, 6066, 6216, 6993, 7077, 7992, 8088, 9099, 9324, 9436, 12132, 12469, 13986, 14154, 18198, 18648, 18872, 21231, 24264, 24938, 27972, 28308, 36396, 37407, 42462, 49876, 55944, 56616, 63693, 72792, 74814, 84924, 87283, 99752, 112221, 127386, 149628, 169848, 174566, 224442, 254772, 261849, 299256, 336663, 349132, 448884, 509544, 523698, 673326, 698264, 785547, 897768, 1047396, 1346652, 1571094, 2094792, 2356641, 2693304, 3142188, 4713282, 6284376, 9426564, 18853128]

約数ペア:

[(1, 18853128), (2, 9426564), (3, 6284376), (4, 4713282), (6, 3142188), (7, 2693304), (8, 2356641), (9, 2094792), (12, 1571094), (14, 1346652), (18, 1047396), (21, 897768), (24, 785547), (27, 698264), (28, 673326), (36, 523698), (37, 509544), (42, 448884), (54, 349132), (56, 336663), (63, 299256), (72, 261849), (74, 254772), (84, 224442), (108, 174566), (111, 169848), (126, 149628), (148, 127386), (168, 112221), (189, 99752), (216, 87283), (222, 84924), (252, 74814), (259, 72792), (296, 63693), (333, 56616), (337, 55944), (378, 49876), (444, 42462), (504, 37407), (518, 36396), (666, 28308), (674, 27972), (756, 24938), (777, 24264), (888, 21231), (999, 18872), (1011, 18648), (1036, 18198), (1332, 14154), (1348, 13986), (1512, 12469), (1554, 12132), (1998, 9436), (2022, 9324), (2072, 9099), (2331, 8088), (2359, 7992), (2664, 7077), (2696, 6993), (3033, 6216), (3108, 6066), (3996, 4718), (4044, 4662)]