18540897

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{8867}}^1$

素因数の和:8928

約数の個数: 16

約数和(自身を含む): 26816832

約数和(自身を除く): 8275935

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 8867, 26601, 150739, 363547, 452217, 1090641, 6180299, 18540897]

約数ペア:

[(1, 18540897), (3, 6180299), (17, 1090641), (41, 452217), (51, 363547), (123, 150739), (697, 26601), (2091, 8867)]