19364921

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 21384000

約数和(自身を除く): 2019079

約数列:

[1, 17, 43, 59, 449, 731, 1003, 2537, 7633, 19307, 26491, 43129, 328219, 450347, 1139113, 19364921]

約数ペア:

[(1, 19364921), (17, 1139113), (43, 450347), (59, 328219), (449, 43129), (731, 26491), (1003, 19307), (2537, 7633)]