18722882

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8219}}^1$

素因数の和:8305

約数の個数: 16

約数和(自身を含む): 30183840

約数和(自身を除く): 11460958

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 8219, 16438, 139723, 279446, 550673, 1101346, 9361441, 18722882]

約数ペア:

[(1, 18722882), (2, 9361441), (17, 1101346), (34, 550673), (67, 279446), (134, 139723), (1139, 16438), (2278, 8219)]