20814654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{495587}}^1$

素因数の和:495599

約数の個数: 16

約数和(自身を含む): 47576448

約数和(自身を除く): 26761794

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 495587, 991174, 1486761, 2973522, 3469109, 6938218, 10407327, 20814654]

約数ペア:

[(1, 20814654), (2, 10407327), (3, 6938218), (6, 3469109), (7, 2973522), (14, 1486761), (21, 991174), (42, 495587)]