18734248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{180137}}^1$

素因数の和:180156

約数の個数: 16

約数和(自身を含む): 37828980

約数和(自身を除く): 19094732

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 180137, 360274, 720548, 1441096, 2341781, 4683562, 9367124, 18734248]

約数ペア:

[(1, 18734248), (2, 9367124), (4, 4683562), (8, 2341781), (13, 1441096), (26, 720548), (52, 360274), (104, 180137)]