20907012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248893}}^1$

素因数の和:248907

約数の個数: 24

約数和(自身を含む): 55752256

約数和(自身を除く): 34845244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248893, 497786, 746679, 995572, 1493358, 1742251, 2986716, 3484502, 5226753, 6969004, 10453506, 20907012]

約数ペア:

[(1, 20907012), (2, 10453506), (3, 6969004), (4, 5226753), (6, 3484502), (7, 2986716), (12, 1742251), (14, 1493358), (21, 995572), (28, 746679), (42, 497786), (84, 248893)]