18536724

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{1297}}^1$

素因数の和:1704

約数の個数: 36

約数和(自身を含む): 47010964

約数和(自身を除く): 28474240

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1297, 1588, 2382, 2594, 3573, 3891, 4764, 5188, 7146, 7782, 11673, 14292, 15564, 23346, 46692, 514909, 1029818, 1544727, 2059636, 3089454, 4634181, 6178908, 9268362, 18536724]

約数ペア:

[(1, 18536724), (2, 9268362), (3, 6178908), (4, 4634181), (6, 3089454), (9, 2059636), (12, 1544727), (18, 1029818), (36, 514909), (397, 46692), (794, 23346), (1191, 15564), (1297, 14292), (1588, 11673), (2382, 7782), (2594, 7146), (3573, 5188), (3891, 4764)]