20323152

素因数分解:

$2^4\times 3^2\times {\mathrm{107}}^1\times {\mathrm{1319}}^1$

素因数の和:1440

約数の個数: 60

約数和(自身を含む): 57451680

約数和(自身を除く): 37128528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 107, 144, 214, 321, 428, 642, 856, 963, 1284, 1319, 1712, 1926, 2568, 2638, 3852, 3957, 5136, 5276, 7704, 7914, 10552, 11871, 15408, 15828, 21104, 23742, 31656, 47484, 63312, 94968, 141133, 189936, 282266, 423399, 564532, 846798, 1129064, 1270197, 1693596, 2258128, 2540394, 3387192, 5080788, 6774384, 10161576, 20323152]

約数ペア:

[(1, 20323152), (2, 10161576), (3, 6774384), (4, 5080788), (6, 3387192), (8, 2540394), (9, 2258128), (12, 1693596), (16, 1270197), (18, 1129064), (24, 846798), (36, 564532), (48, 423399), (72, 282266), (107, 189936), (144, 141133), (214, 94968), (321, 63312), (428, 47484), (642, 31656), (856, 23742), (963, 21104), (1284, 15828), (1319, 15408), (1712, 11871), (1926, 10552), (2568, 7914), (2638, 7704), (3852, 5276), (3957, 5136)]