18691395842

素因数分解:

$2^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{827}}^1\times {\mathrm{1381}}^1$

素因数の和:2391

約数の個数: 48

約数和(自身を含む): 32873335488

約数和(自身を除く): 14181939646

約数列:

[1, 2, 7, 14, 49, 98, 167, 334, 827, 1169, 1381, 1654, 2338, 2762, 5789, 8183, 9667, 11578, 16366, 19334, 40523, 67669, 81046, 135338, 138109, 230627, 276218, 461254, 966763, 1142087, 1614389, 1933526, 2284174, 3228778, 6767341, 7994609, 11300723, 13534682, 15989218, 22601446, 55962263, 111924526, 190728529, 381457058, 1335099703, 2670199406, 9345697921, 18691395842]

約数ペア:

[(1, 18691395842), (2, 9345697921), (7, 2670199406), (14, 1335099703), (49, 381457058), (98, 190728529), (167, 111924526), (334, 55962263), (827, 22601446), (1169, 15989218), (1381, 13534682), (1654, 11300723), (2338, 7994609), (2762, 6767341), (5789, 3228778), (8183, 2284174), (9667, 1933526), (11578, 1614389), (16366, 1142087), (19334, 966763), (40523, 461254), (67669, 276218), (81046, 230627), (135338, 138109)]