20216447991

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{295601}}^1$

素因数の和:295776

約数の個数: 32

約数和(自身を含む): 31925016000

約数和(自身を除く): 11708568009

約数列:

[1, 3, 9, 17, 27, 51, 149, 153, 447, 459, 1341, 2533, 4023, 7599, 22797, 68391, 295601, 886803, 2660409, 5025217, 7981227, 15075651, 44044549, 45226953, 132133647, 135680859, 396400941, 748757333, 1189202823, 2246271999, 6738815997, 20216447991]

約数ペア:

[(1, 20216447991), (3, 6738815997), (9, 2246271999), (17, 1189202823), (27, 748757333), (51, 396400941), (149, 135680859), (153, 132133647), (447, 45226953), (459, 44044549), (1341, 15075651), (2533, 7981227), (4023, 5025217), (7599, 2660409), (22797, 886803), (68391, 295601)]