20561016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{122387}}^1$

素因数の和:122403

約数の個数: 32

約数和(自身を含む): 58746240

約数和(自身を除く): 38185224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 122387, 244774, 367161, 489548, 734322, 856709, 979096, 1468644, 1713418, 2570127, 2937288, 3426836, 5140254, 6853672, 10280508, 20561016]

約数ペア:

[(1, 20561016), (2, 10280508), (3, 6853672), (4, 5140254), (6, 3426836), (7, 2937288), (8, 2570127), (12, 1713418), (14, 1468644), (21, 979096), (24, 856709), (28, 734322), (42, 489548), (56, 367161), (84, 244774), (168, 122387)]