19896681

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{55733}}^1$

素因数の和:55760

約数の個数: 16

約数和(自身を含む): 32102784

約数和(自身を除く): 12206103

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 55733, 167199, 390131, 947461, 1170393, 2842383, 6632227, 19896681]

約数ペア:

[(1, 19896681), (3, 6632227), (7, 2842383), (17, 1170393), (21, 947461), (51, 390131), (119, 167199), (357, 55733)]