17800874

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2150

約数の個数: 32

約数和(自身を含む): 33578496

約数和(自身を除く): 15777622

約数列:

[1, 2, 7, 13, 14, 26, 47, 91, 94, 182, 329, 611, 658, 1222, 2081, 4162, 4277, 8554, 14567, 27053, 29134, 54106, 97807, 189371, 195614, 378742, 684649, 1271491, 1369298, 2542982, 8900437, 17800874]

約数ペア:

[(1, 17800874), (2, 8900437), (7, 2542982), (13, 1369298), (14, 1271491), (26, 684649), (47, 378742), (91, 195614), (94, 189371), (182, 97807), (329, 54106), (611, 29134), (658, 27053), (1222, 14567), (2081, 8554), (4162, 4277)]