18839566

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{733}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 28855008

約数和(自身を除く): 10015442

約数列:

[1, 2, 71, 142, 181, 362, 733, 1466, 12851, 25702, 52043, 104086, 132673, 265346, 9419783, 18839566]

約数ペア:

[(1, 18839566), (2, 9419783), (71, 265346), (142, 132673), (181, 104086), (362, 52043), (733, 25702), (1466, 12851)]