19966623479

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1\times {\mathrm{971}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 22402718208

約数和(自身を除く): 2436094729

約数列:

[1, 11, 71, 113, 233, 781, 971, 1243, 2563, 8023, 10681, 16543, 26329, 68941, 88253, 109723, 181973, 226243, 289619, 758351, 1206953, 1869359, 2488673, 7790333, 16063253, 20562949, 25565459, 85693663, 176695783, 281220049, 1815147589, 19966623479]

約数ペア:

[(1, 19966623479), (11, 1815147589), (71, 281220049), (113, 176695783), (233, 85693663), (781, 25565459), (971, 20562949), (1243, 16063253), (2563, 7790333), (8023, 2488673), (10681, 1869359), (16543, 1206953), (26329, 758351), (68941, 289619), (88253, 226243), (109723, 181973)]