20718878542

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1\times {\mathrm{1613}}^1$

素因数の和:2692

約数の個数: 32

約数和(自身を含む): 31883679072

約数和(自身を除く): 11164800530

約数列:

[1, 2, 73, 97, 146, 194, 907, 1613, 1814, 3226, 7081, 14162, 66211, 87979, 117749, 132422, 156461, 175958, 235498, 312922, 1462991, 2925982, 6422467, 11421653, 12844934, 22843306, 106798343, 141910127, 213596686, 283820254, 10359439271, 20718878542]

約数ペア:

[(1, 20718878542), (2, 10359439271), (73, 283820254), (97, 213596686), (146, 141910127), (194, 106798343), (907, 22843306), (1613, 12844934), (1814, 11421653), (3226, 6422467), (7081, 2925982), (14162, 1462991), (66211, 312922), (87979, 235498), (117749, 175958), (132422, 156461)]