18849577

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 16

約数和(自身を含む): 20476800

約数和(自身を除く): 1627223

約数列:

[1, 19, 71, 89, 157, 1349, 1691, 2983, 6319, 11147, 13973, 120061, 211793, 265487, 992083, 18849577]

約数ペア:

[(1, 18849577), (19, 992083), (71, 265487), (89, 211793), (157, 120061), (1349, 13973), (1691, 11147), (2983, 6319)]