19410309

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2399}}^1$

素因数の和:2465

約数の個数: 24

約数和(自身を含む): 29952000

約数和(自身を除く): 10541691

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 2399, 2697, 7197, 8091, 21591, 69571, 74369, 208713, 223107, 626139, 669321, 2156701, 6470103, 19410309]

約数ペア:

[(1, 19410309), (3, 6470103), (9, 2156701), (29, 669321), (31, 626139), (87, 223107), (93, 208713), (261, 74369), (279, 69571), (899, 21591), (2399, 8091), (2697, 7197)]