18289978

素因数分解:

$2^1\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{1229}}^1$

素因数の和:2301

約数の個数: 16

約数和(自身を含む): 31409280

約数和(自身を除く): 13119302

約数列:

[1, 2, 7, 14, 1063, 1229, 2126, 2458, 7441, 8603, 14882, 17206, 1306427, 2612854, 9144989, 18289978]

約数ペア:

[(1, 18289978), (2, 9144989), (7, 2612854), (14, 1306427), (1063, 17206), (1229, 14882), (2126, 8603), (2458, 7441)]