20684496

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61561}}^1$

素因数の和:61579

約数の個数: 40

約数和(自身を含む): 61069504

約数和(自身を除く): 40385008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61561, 123122, 184683, 246244, 369366, 430927, 492488, 738732, 861854, 984976, 1292781, 1477464, 1723708, 2585562, 2954928, 3447416, 5171124, 6894832, 10342248, 20684496]

約数ペア:

[(1, 20684496), (2, 10342248), (3, 6894832), (4, 5171124), (6, 3447416), (7, 2954928), (8, 2585562), (12, 1723708), (14, 1477464), (16, 1292781), (21, 984976), (24, 861854), (28, 738732), (42, 492488), (48, 430927), (56, 369366), (84, 246244), (112, 184683), (168, 123122), (336, 61561)]