1981182742

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12864823}}^1$

素因数の和:12864843

約数の個数: 16

約数和(自身を含む): 3705069312

約数和(自身を除く): 1723886570

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 12864823, 25729646, 90053761, 141513053, 180107522, 283026106, 990591371, 1981182742]

約数ペア:

[(1, 1981182742), (2, 990591371), (7, 283026106), (11, 180107522), (14, 141513053), (22, 90053761), (77, 25729646), (154, 12864823)]