20754585

素因数分解:

$3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1483}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 36114624

約数和(自身を除く): 15360039

約数列:

[1, 3, 5, 9, 15, 45, 311, 933, 1483, 1555, 2799, 4449, 4665, 7415, 13347, 13995, 22245, 66735, 461213, 1383639, 2306065, 4150917, 6918195, 20754585]

約数ペア:

[(1, 20754585), (3, 6918195), (5, 4150917), (9, 2306065), (15, 1383639), (45, 461213), (311, 66735), (933, 22245), (1483, 13995), (1555, 13347), (2799, 7415), (4449, 4665)]