18678984909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{967}}^1\times {\mathrm{2767}}^1$

素因数の和:3929

約数の個数: 32

約数和(自身を含む): 27008593920

約数和(自身を除く): 8329609011

約数列:

[1, 3, 13, 39, 179, 537, 967, 2327, 2767, 2901, 6981, 8301, 12571, 35971, 37713, 107913, 173093, 495293, 519279, 1485879, 2250209, 2675689, 6438809, 6750627, 8027067, 19316427, 34783957, 104351871, 478948331, 1436844993, 6226328303, 18678984909]

約数ペア:

[(1, 18678984909), (3, 6226328303), (13, 1436844993), (39, 478948331), (179, 104351871), (537, 34783957), (967, 19316427), (2327, 8027067), (2767, 6750627), (2901, 6438809), (6981, 2675689), (8301, 2250209), (12571, 1485879), (35971, 519279), (37713, 495293), (107913, 173093)]