20454603

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 10027317

約数列:

[1, 3, 13, 39, 71, 83, 89, 213, 249, 267, 923, 1079, 1157, 2769, 3237, 3471, 5893, 6319, 7387, 17679, 18957, 22161, 76609, 82147, 96031, 229827, 246441, 288093, 524477, 1573431, 6818201, 20454603]

約数ペア:

[(1, 20454603), (3, 6818201), (13, 1573431), (39, 524477), (71, 288093), (83, 246441), (89, 229827), (213, 96031), (249, 82147), (267, 76609), (923, 22161), (1079, 18957), (1157, 17679), (2769, 7387), (3237, 6319), (3471, 5893)]