20646108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81929}}^1$

素因数の和:81946

約数の個数: 36

約数和(自身を含む): 59645040

約数和(自身を除く): 38998932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81929, 163858, 245787, 327716, 491574, 573503, 737361, 983148, 1147006, 1474722, 1720509, 2294012, 2949444, 3441018, 5161527, 6882036, 10323054, 20646108]

約数ペア:

[(1, 20646108), (2, 10323054), (3, 6882036), (4, 5161527), (6, 3441018), (7, 2949444), (9, 2294012), (12, 1720509), (14, 1474722), (18, 1147006), (21, 983148), (28, 737361), (36, 573503), (42, 491574), (63, 327716), (84, 245787), (126, 163858), (252, 81929)]