18787827

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7013}}^1$

素因数の和:7082

約数の個数: 16

約数和(自身を含む): 26933760

約数和(自身を除く): 8145933

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 7013, 21039, 133247, 329611, 399741, 988833, 6262609, 18787827]

約数ペア:

[(1, 18787827), (3, 6262609), (19, 988833), (47, 399741), (57, 329611), (141, 133247), (893, 21039), (2679, 7013)]