20120457847

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{1783}}^1\times {\mathrm{24061}}^1$

素因数の和:25918

約数の個数: 16

約数和(自身を含む): 23352074752

約数和(自身を除く): 3231616905

約数列:

[1, 7, 67, 469, 1783, 12481, 24061, 119461, 168427, 836227, 1612087, 11284609, 42900763, 300305341, 2874351121, 20120457847]

約数ペア:

[(1, 20120457847), (7, 2874351121), (67, 300305341), (469, 42900763), (1783, 11284609), (12481, 1612087), (24061, 836227), (119461, 168427)]