20147281322

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2177143}}^1$

素因数の和:2177813

約数の個数: 16

約数和(自身を含む): 34590463872

約数和(自身を除く): 14443182550

約数列:

[1, 2, 7, 14, 661, 1322, 4627, 9254, 2177143, 4354286, 15240001, 30480002, 1439091523, 2878183046, 10073640661, 20147281322]

約数ペア:

[(1, 20147281322), (2, 10073640661), (7, 2878183046), (14, 1439091523), (661, 30480002), (1322, 15240001), (4627, 4354286), (9254, 2177143)]