20904672

素因数分解:

$2^5\times 3^1\times {\mathrm{71}}^1\times {\mathrm{3067}}^1$

素因数の和:3151

約数の個数: 48

約数和(自身を含む): 55665792

約数和(自身を除く): 34761120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 71, 96, 142, 213, 284, 426, 568, 852, 1136, 1704, 2272, 3067, 3408, 6134, 6816, 9201, 12268, 18402, 24536, 36804, 49072, 73608, 98144, 147216, 217757, 294432, 435514, 653271, 871028, 1306542, 1742056, 2613084, 3484112, 5226168, 6968224, 10452336, 20904672]

約数ペア:

[(1, 20904672), (2, 10452336), (3, 6968224), (4, 5226168), (6, 3484112), (8, 2613084), (12, 1742056), (16, 1306542), (24, 871028), (32, 653271), (48, 435514), (71, 294432), (96, 217757), (142, 147216), (213, 98144), (284, 73608), (426, 49072), (568, 36804), (852, 24536), (1136, 18402), (1704, 12268), (2272, 9201), (3067, 6816), (3408, 6134)]