18675237

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28687}}^1$

素因数の和:28728

約数の個数: 16

約数和(自身を含む): 29376512

約数和(自身を除く): 10701275

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 28687, 86061, 200809, 602427, 889297, 2667891, 6225079, 18675237]

約数ペア:

[(1, 18675237), (3, 6225079), (7, 2667891), (21, 889297), (31, 602427), (93, 200809), (217, 86061), (651, 28687)]