20196990976

素因数分解:

$2^{13}\times {\mathrm{41}}^1\times {\mathrm{60133}}^1$

素因数の和:60200

約数の個数: 56

約数和(自身を含む): 41377363524

約数和(自身を除く): 21180372548

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1024, 1312, 2048, 2624, 4096, 5248, 8192, 10496, 20992, 41984, 60133, 83968, 120266, 167936, 240532, 335872, 481064, 962128, 1924256, 2465453, 3848512, 4930906, 7697024, 9861812, 15394048, 19723624, 30788096, 39447248, 61576192, 78894496, 123152384, 157788992, 246304768, 315577984, 492609536, 631155968, 1262311936, 2524623872, 5049247744, 10098495488, 20196990976]

約数ペア:

[(1, 20196990976), (2, 10098495488), (4, 5049247744), (8, 2524623872), (16, 1262311936), (32, 631155968), (41, 492609536), (64, 315577984), (82, 246304768), (128, 157788992), (164, 123152384), (256, 78894496), (328, 61576192), (512, 39447248), (656, 30788096), (1024, 19723624), (1312, 15394048), (2048, 9861812), (2624, 7697024), (4096, 4930906), (5248, 3848512), (8192, 2465453), (10496, 1924256), (20992, 962128), (41984, 481064), (60133, 335872), (83968, 240532), (120266, 167936)]