38509990

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{8693}}^1$

素因数の和:9143

約数の個数: 16

約数和(自身を含む): 69482448

約数和(自身を除く): 30972458

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 8693, 17386, 43465, 86930, 3850999, 7701998, 19254995, 38509990]

約数ペア:

[(1, 38509990), (2, 19254995), (5, 7701998), (10, 3850999), (443, 86930), (886, 43465), (2215, 17386), (4430, 8693)]