18136818

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47981}}^1$

素因数の和:47999

約数の個数: 32

約数和(自身を含む): 46062720

約数和(自身を除く): 27925902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 47981, 95962, 143943, 287886, 335867, 431829, 671734, 863658, 1007601, 1295487, 2015202, 2590974, 3022803, 6045606, 9068409, 18136818]

約数ペア:

[(1, 18136818), (2, 9068409), (3, 6045606), (6, 3022803), (7, 2590974), (9, 2015202), (14, 1295487), (18, 1007601), (21, 863658), (27, 671734), (42, 431829), (54, 335867), (63, 287886), (126, 143943), (189, 95962), (378, 47981)]