201945670

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{154157}}^1$

素因数の和:154295

約数の個数: 16

約数和(自身を含む): 366279408

約数和(自身を除く): 164333738

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 154157, 308314, 770785, 1541570, 20194567, 40389134, 100972835, 201945670]

約数ペア:

[(1, 201945670), (2, 100972835), (5, 40389134), (10, 20194567), (131, 1541570), (262, 770785), (655, 308314), (1310, 154157)]