129355696

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{188017}}^1$

素因数の和:188068

約数の個数: 20

約数和(自身を含む): 256456552

約数和(自身を除く): 127100856

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 188017, 376034, 752068, 1504136, 3008272, 8084731, 16169462, 32338924, 64677848, 129355696]

約数ペア:

[(1, 129355696), (2, 64677848), (4, 32338924), (8, 16169462), (16, 8084731), (43, 3008272), (86, 1504136), (172, 752068), (344, 376034), (688, 188017)]