19968156769

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1997}}^1\times {\mathrm{4861}}^1$

素因数の和:6897

約数の個数: 24

約数和(自身を含む): 23255976744

約数和(自身を除く): 3287819975

約数列:

[1, 11, 17, 121, 187, 1997, 2057, 4861, 21967, 33949, 53471, 82637, 241637, 373439, 588181, 909007, 4107829, 9707417, 9999077, 106781587, 165026089, 1174597457, 1815286979, 19968156769]

約数ペア:

[(1, 19968156769), (11, 1815286979), (17, 1174597457), (121, 165026089), (187, 106781587), (1997, 9999077), (2057, 9707417), (4861, 4107829), (21967, 909007), (33949, 588181), (53471, 373439), (82637, 241637)]