20061956

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 36250200

約数和(自身を除く): 16188244

約数列:

[1, 2, 4, 41, 82, 149, 164, 298, 596, 821, 1642, 3284, 6109, 12218, 24436, 33661, 67322, 122329, 134644, 244658, 489316, 5015489, 10030978, 20061956]

約数ペア:

[(1, 20061956), (2, 10030978), (4, 5015489), (41, 489316), (82, 244658), (149, 134644), (164, 122329), (298, 67322), (596, 33661), (821, 24436), (1642, 12218), (3284, 6109)]