20120778537

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{2009867}}^1$

素因数の和:2009988

約数の個数: 16

約数和(自身を含む): 27784415232

約数和(自身を除く): 7663636695

約数列:

[1, 3, 47, 71, 141, 213, 3337, 10011, 2009867, 6029601, 94463749, 142700557, 283391247, 428101671, 6706926179, 20120778537]

約数ペア:

[(1, 20120778537), (3, 6706926179), (47, 428101671), (71, 283391247), (141, 142700557), (213, 94463749), (3337, 6029601), (10011, 2009867)]