259888

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:484

約数の個数: 20

約数和(自身を含む): 518320

約数和(自身を除く): 258432

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 439, 592, 878, 1756, 3512, 7024, 16243, 32486, 64972, 129944, 259888]

約数ペア:

[(1, 259888), (2, 129944), (4, 64972), (8, 32486), (16, 16243), (37, 7024), (74, 3512), (148, 1756), (296, 878), (439, 592)]