20807840870

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4634263}}^1$

素因数の和:4634719

約数の個数: 16

約数和(自身を含む): 37537538400

約数和(自身を除く): 16729697530

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 4634263, 9268526, 23171315, 46342630, 2080784087, 4161568174, 10403920435, 20807840870]

約数ペア:

[(1, 20807840870), (2, 10403920435), (5, 4161568174), (10, 2080784087), (449, 46342630), (898, 23171315), (2245, 9268526), (4490, 4634263)]