19682906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13463}}^1$

素因数の和:13525

約数の個数: 16

約数和(自身を含む): 31990464

約数和(自身を除く): 12307558

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 13463, 26926, 228871, 457742, 578909, 1157818, 9841453, 19682906]

約数ペア:

[(1, 19682906), (2, 9841453), (17, 1157818), (34, 578909), (43, 457742), (86, 228871), (731, 26926), (1462, 13463)]