19509074

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{5477}}^1$

素因数の和:5629

約数の個数: 16

約数和(自身を含む): 31750488

約数和(自身を除く): 12241414

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 5477, 10954, 71201, 142402, 750349, 1500698, 9754537, 19509074]

約数ペア:

[(1, 19509074), (2, 9754537), (13, 1500698), (26, 750349), (137, 142402), (274, 71201), (1781, 10954), (3562, 5477)]