19998698

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13679}}^1$

素因数の和:13741

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 12504982

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 13679, 27358, 232543, 465086, 588197, 1176394, 9999349, 19998698]

約数ペア:

[(1, 19998698), (2, 9999349), (17, 1176394), (34, 588197), (43, 465086), (86, 232543), (731, 27358), (1462, 13679)]