209880904

素因数分解:

$2^3\times {\mathrm{337}}^1\times {\mathrm{77849}}^1$

素因数の和:78192

約数の個数: 16

約数和(自身を含む): 394699500

約数和(自身を除く): 184818596

約数列:

[1, 2, 4, 8, 337, 674, 1348, 2696, 77849, 155698, 311396, 622792, 26235113, 52470226, 104940452, 209880904]

約数ペア:

[(1, 209880904), (2, 104940452), (4, 52470226), (8, 26235113), (337, 622792), (674, 311396), (1348, 155698), (2696, 77849)]