20114718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 44271360

約数和(自身を除く): 24156642

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 83, 166, 169, 239, 249, 338, 478, 498, 507, 717, 1014, 1079, 1434, 2158, 3107, 3237, 6214, 6474, 9321, 14027, 18642, 19837, 28054, 39674, 40391, 42081, 59511, 80782, 84162, 119022, 121173, 242346, 257881, 515762, 773643, 1547286, 3352453, 6704906, 10057359, 20114718]

約数ペア:

[(1, 20114718), (2, 10057359), (3, 6704906), (6, 3352453), (13, 1547286), (26, 773643), (39, 515762), (78, 257881), (83, 242346), (166, 121173), (169, 119022), (239, 84162), (249, 80782), (338, 59511), (478, 42081), (498, 40391), (507, 39674), (717, 28054), (1014, 19837), (1079, 18642), (1434, 14027), (2158, 9321), (3107, 6474), (3237, 6214)]