17948942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11491}}^1$

素因数の和:11575

約数の個数: 16

約数和(自身を含む): 29787264

約数和(自身を除く): 11838322

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 11491, 22982, 126401, 252802, 815861, 1631722, 8974471, 17948942]

約数ペア:

[(1, 17948942), (2, 8974471), (11, 1631722), (22, 815861), (71, 252802), (142, 126401), (781, 22982), (1562, 11491)]