20504718

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29209}}^1$

素因数の和:29233

約数の個数: 32

約数和(自身を含む): 49072800

約数和(自身を除く): 28568082

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 29209, 58418, 87627, 175254, 262881, 379717, 525762, 759434, 788643, 1139151, 1577286, 2278302, 3417453, 6834906, 10252359, 20504718]

約数ペア:

[(1, 20504718), (2, 10252359), (3, 6834906), (6, 3417453), (9, 2278302), (13, 1577286), (18, 1139151), (26, 788643), (27, 759434), (39, 525762), (54, 379717), (78, 262881), (117, 175254), (234, 87627), (351, 58418), (702, 29209)]