13218544

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{19213}}^1$

素因数の和:19264

約数の個数: 20

約数和(自身を含む): 26207896

約数和(自身を除く): 12989352

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 19213, 38426, 76852, 153704, 307408, 826159, 1652318, 3304636, 6609272, 13218544]

約数ペア:

[(1, 13218544), (2, 6609272), (4, 3304636), (8, 1652318), (16, 826159), (43, 307408), (86, 153704), (172, 76852), (344, 38426), (688, 19213)]