18993607

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1638

約数の個数: 16

約数和(自身を含む): 21676032

約数和(自身を除く): 2682425

約数列:

[1, 17, 23, 31, 391, 527, 713, 1567, 12121, 26639, 36041, 48577, 612697, 825809, 1117271, 18993607]

約数ペア:

[(1, 18993607), (17, 1117271), (23, 825809), (31, 612697), (391, 48577), (527, 36041), (713, 26639), (1567, 12121)]