20347870030

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{3164521}}^1$

素因数の和:3165171

約数の個数: 16

約数和(自身を含む): 36683139024

約数和(自身を除く): 16335268994

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 3164521, 6329042, 15822605, 31645210, 2034787003, 4069574006, 10173935015, 20347870030]

約数ペア:

[(1, 20347870030), (2, 10173935015), (5, 4069574006), (10, 2034787003), (643, 31645210), (1286, 15822605), (3215, 6329042), (6430, 3164521)]