20724554

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 34383360

約数和(自身を除く): 13658806

約数列:

[1, 2, 19, 31, 38, 62, 73, 146, 241, 482, 589, 1178, 1387, 2263, 2774, 4526, 4579, 7471, 9158, 14942, 17593, 35186, 42997, 85994, 141949, 283898, 334267, 545383, 668534, 1090766, 10362277, 20724554]

約数ペア:

[(1, 20724554), (2, 10362277), (19, 1090766), (31, 668534), (38, 545383), (62, 334267), (73, 283898), (146, 141949), (241, 85994), (482, 42997), (589, 35186), (1178, 17593), (1387, 14942), (2263, 9158), (2774, 7471), (4526, 4579)]