2018903908

素因数分解:

$2^2\times 7^1\times {\mathrm{72103711}}^1$

素因数の和:72103722

約数の個数: 12

約数和(自身を含む): 4037807872

約数和(自身を除く): 2018903964

約数列:

[1, 2, 4, 7, 14, 28, 72103711, 144207422, 288414844, 504725977, 1009451954, 2018903908]

約数ペア:

[(1, 2018903908), (2, 1009451954), (4, 504725977), (7, 288414844), (14, 144207422), (28, 72103711)]