129444944

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{218657}}^1$

素因数の和:218702

約数の個数: 20

約数和(自身を含む): 257579124

約数和(自身を除く): 128134180

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 218657, 437314, 874628, 1749256, 3498512, 8090309, 16180618, 32361236, 64722472, 129444944]

約数ペア:

[(1, 129444944), (2, 64722472), (4, 32361236), (8, 16180618), (16, 8090309), (37, 3498512), (74, 1749256), (148, 874628), (296, 437314), (592, 218657)]