18529355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3203}}^1$

素因数の和:3310

約数の個数: 16

約数和(自身を含む): 24222240

約数和(自身を除く): 5692885

約数列:

[1, 5, 13, 65, 89, 445, 1157, 3203, 5785, 16015, 41639, 208195, 285067, 1425335, 3705871, 18529355]

約数ペア:

[(1, 18529355), (5, 3705871), (13, 1425335), (65, 285067), (89, 208195), (445, 41639), (1157, 16015), (3203, 5785)]