2002121390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10537481}}^1$

素因数の和:10537507

約数の個数: 16

約数和(自身を含む): 3793493520

約数和(自身を除く): 1791372130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 10537481, 21074962, 52687405, 105374810, 200212139, 400424278, 1001060695, 2002121390]

約数ペア:

[(1, 2002121390), (2, 1001060695), (5, 400424278), (10, 200212139), (19, 105374810), (38, 52687405), (95, 21074962), (190, 10537481)]