19341585

素因数分解:

$3^5\times 5^1\times {\mathrm{15919}}^1$

素因数の和:15939

約数の個数: 24

約数和(自身を含む): 34769280

約数和(自身を除く): 15427695

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 15919, 47757, 79595, 143271, 238785, 429813, 716355, 1289439, 2149065, 3868317, 6447195, 19341585]

約数ペア:

[(1, 19341585), (3, 6447195), (5, 3868317), (9, 2149065), (15, 1289439), (27, 716355), (45, 429813), (81, 238785), (135, 143271), (243, 79595), (405, 47757), (1215, 15919)]