638864068

素因数分解:

$2^2\times {\mathrm{463}}^1\times {\mathrm{344959}}^1$

素因数の和:345426

約数の個数: 12

約数和(自身を含む): 1120430080

約数和(自身を除く): 481566012

約数列:

[1, 2, 4, 463, 926, 1852, 344959, 689918, 1379836, 159716017, 319432034, 638864068]

約数ペア:

[(1, 638864068), (2, 319432034), (4, 159716017), (463, 1379836), (926, 689918), (1852, 344959)]