20257434

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 46230912

約数和(自身を除く): 25973478

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 167, 207, 293, 334, 414, 501, 586, 879, 1002, 1503, 1758, 2637, 3006, 3841, 5274, 6739, 7682, 11523, 13478, 20217, 23046, 34569, 40434, 48931, 60651, 69138, 97862, 121302, 146793, 293586, 440379, 880758, 1125413, 2250826, 3376239, 6752478, 10128717, 20257434]

約数ペア:

[(1, 20257434), (2, 10128717), (3, 6752478), (6, 3376239), (9, 2250826), (18, 1125413), (23, 880758), (46, 440379), (69, 293586), (138, 146793), (167, 121302), (207, 97862), (293, 69138), (334, 60651), (414, 48931), (501, 40434), (586, 34569), (879, 23046), (1002, 20217), (1503, 13478), (1758, 11523), (2637, 7682), (3006, 6739), (3841, 5274)]