20197617856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1427999}}^1$

素因数の和:1428041

約数の個数: 56

約数和(自身を含む): 45701712000

約数和(自身を除く): 25504094144

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 3536, 7072, 14144, 1427999, 2855998, 5711996, 11423992, 18563987, 22847984, 24275983, 37127974, 45695968, 48551966, 74255948, 91391936, 97103932, 148511896, 194207864, 297023792, 315587779, 388415728, 594047584, 631175558, 776831456, 1188095168, 1262351116, 1553662912, 2524702232, 5049404464, 10098808928, 20197617856]

約数ペア:

[(1, 20197617856), (2, 10098808928), (4, 5049404464), (8, 2524702232), (13, 1553662912), (16, 1262351116), (17, 1188095168), (26, 776831456), (32, 631175558), (34, 594047584), (52, 388415728), (64, 315587779), (68, 297023792), (104, 194207864), (136, 148511896), (208, 97103932), (221, 91391936), (272, 74255948), (416, 48551966), (442, 45695968), (544, 37127974), (832, 24275983), (884, 22847984), (1088, 18563987), (1768, 11423992), (3536, 5711996), (7072, 2855998), (14144, 1427999)]