17914378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 29952000

約数和(自身を除く): 12037622

約数列:

[1, 2, 19, 23, 38, 46, 103, 199, 206, 398, 437, 874, 1957, 2369, 3781, 3914, 4577, 4738, 7562, 9154, 20497, 40994, 45011, 86963, 90022, 173926, 389443, 471431, 778886, 942862, 8957189, 17914378]

約数ペア:

[(1, 17914378), (2, 8957189), (19, 942862), (23, 778886), (38, 471431), (46, 389443), (103, 173926), (199, 90022), (206, 86963), (398, 45011), (437, 40994), (874, 20497), (1957, 9154), (2369, 7562), (3781, 4738), (3914, 4577)]