20905434

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5557}}^1$

素因数の和:5595

約数の個数: 48

約数和(自身を含む): 52022880

約数和(自身を除く): 31117446

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5557, 11114, 16671, 33342, 50013, 61127, 100026, 105583, 122254, 183381, 211166, 316749, 366762, 550143, 633498, 950247, 1100286, 1161413, 1900494, 2322826, 3484239, 6968478, 10452717, 20905434]

約数ペア:

[(1, 20905434), (2, 10452717), (3, 6968478), (6, 3484239), (9, 2322826), (11, 1900494), (18, 1161413), (19, 1100286), (22, 950247), (33, 633498), (38, 550143), (57, 366762), (66, 316749), (99, 211166), (114, 183381), (171, 122254), (198, 105583), (209, 100026), (342, 61127), (418, 50013), (627, 33342), (1254, 16671), (1881, 11114), (3762, 5557)]