20216934490

素因数分解:

$2^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3540619}}^1$

素因数の和:3541197

約数の個数: 16

約数和(自身を含む): 36454223520

約数和(自身を除く): 16237289030

約数列:

[1, 2, 5, 10, 571, 1142, 2855, 5710, 3540619, 7081238, 17703095, 35406190, 2021693449, 4043386898, 10108467245, 20216934490]

約数ペア:

[(1, 20216934490), (2, 10108467245), (5, 4043386898), (10, 2021693449), (571, 35406190), (1142, 17703095), (2855, 7081238), (5710, 3540619)]