18725742

素因数分解:

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

素因数の和:372

約数の個数: 80

約数和(自身を含む): 49077600

約数和(自身を除く): 30351858

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 337, 343, 378, 441, 567, 674, 686, 882, 1011, 1029, 1134, 1323, 2022, 2058, 2359, 2646, 3033, 3087, 3969, 4718, 6066, 6174, 7077, 7938, 9099, 9261, 14154, 16513, 18198, 18522, 21231, 27297, 27783, 33026, 42462, 49539, 54594, 55566, 63693, 99078, 115591, 127386, 148617, 191079, 231182, 297234, 346773, 382158, 445851, 693546, 891702, 1040319, 1337553, 2080638, 2675106, 3120957, 6241914, 9362871, 18725742]

約数ペア:

[(1, 18725742), (2, 9362871), (3, 6241914), (6, 3120957), (7, 2675106), (9, 2080638), (14, 1337553), (18, 1040319), (21, 891702), (27, 693546), (42, 445851), (49, 382158), (54, 346773), (63, 297234), (81, 231182), (98, 191079), (126, 148617), (147, 127386), (162, 115591), (189, 99078), (294, 63693), (337, 55566), (343, 54594), (378, 49539), (441, 42462), (567, 33026), (674, 27783), (686, 27297), (882, 21231), (1011, 18522), (1029, 18198), (1134, 16513), (1323, 14154), (2022, 9261), (2058, 9099), (2359, 7938), (2646, 7077), (3033, 6174), (3087, 6066), (3969, 4718)]