19968106030

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28124093}}^1$

素因数の和:28124171

約数の個数: 16

約数和(自身を含む): 36448825824

約数和(自身を除く): 16480719794

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 28124093, 56248186, 140620465, 281240930, 1996810603, 3993621206, 9984053015, 19968106030]

約数ペア:

[(1, 19968106030), (2, 9984053015), (5, 3993621206), (10, 1996810603), (71, 281240930), (142, 140620465), (355, 56248186), (710, 28124093)]