20214030976

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{1619}}^1\times {\mathrm{4241}}^1$

素因数の和:5897

約数の個数: 64

約数和(自身を含む): 42056884800

約数和(自身を除く): 21842853824

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 1619, 2944, 3238, 4241, 6476, 8482, 12952, 16964, 25904, 33928, 37237, 51808, 67856, 74474, 97543, 103616, 135712, 148948, 195086, 207232, 271424, 297896, 390172, 542848, 595792, 780344, 1191584, 1560688, 2383168, 3121376, 4766336, 6242752, 6866179, 12485504, 13732358, 27464716, 54929432, 109858864, 157922117, 219717728, 315844234, 439435456, 631688468, 878870912, 1263376936, 2526753872, 5053507744, 10107015488, 20214030976]

約数ペア:

[(1, 20214030976), (2, 10107015488), (4, 5053507744), (8, 2526753872), (16, 1263376936), (23, 878870912), (32, 631688468), (46, 439435456), (64, 315844234), (92, 219717728), (128, 157922117), (184, 109858864), (368, 54929432), (736, 27464716), (1472, 13732358), (1619, 12485504), (2944, 6866179), (3238, 6242752), (4241, 4766336), (6476, 3121376), (8482, 2383168), (12952, 1560688), (16964, 1191584), (25904, 780344), (33928, 595792), (37237, 542848), (51808, 390172), (67856, 297896), (74474, 271424), (97543, 207232), (103616, 195086), (135712, 148948)]