20870982717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17263013}}^1$

素因数の和:17263060

約数の個数: 16

約数和(自身を含む): 30935321088

約数和(自身を除く): 10064338371

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 17263013, 51789039, 224419169, 535153403, 673257507, 1605460209, 6956994239, 20870982717]

約数ペア:

[(1, 20870982717), (3, 6956994239), (13, 1605460209), (31, 673257507), (39, 535153403), (93, 224419169), (403, 51789039), (1209, 17263013)]