18600297

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 8771223

約数列:

[1, 3, 19, 47, 53, 57, 131, 141, 159, 393, 893, 1007, 2489, 2491, 2679, 3021, 6157, 6943, 7467, 7473, 18471, 20829, 47329, 116983, 131917, 141987, 326321, 350949, 395751, 978963, 6200099, 18600297]

約数ペア:

[(1, 18600297), (3, 6200099), (19, 978963), (47, 395751), (53, 350949), (57, 326321), (131, 141987), (141, 131917), (159, 116983), (393, 47329), (893, 20829), (1007, 18471), (2489, 7473), (2491, 7467), (2679, 6943), (3021, 6157)]