20152788669

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{440527}}^1$

素因数の和:440586

約数の個数: 48

約数和(自身を含む): 34636073472

約数和(自身を除く): 14483284803

約数列:

[1, 3, 9, 13, 17, 23, 39, 51, 69, 117, 153, 207, 221, 299, 391, 663, 897, 1173, 1989, 2691, 3519, 5083, 15249, 45747, 440527, 1321581, 3964743, 5726851, 7488959, 10132121, 17180553, 22466877, 30396363, 51541659, 67400631, 91189089, 97356467, 131717573, 172246057, 292069401, 395152719, 516738171, 876208203, 1185458157, 1550214513, 2239198741, 6717596223, 20152788669]

約数ペア:

[(1, 20152788669), (3, 6717596223), (9, 2239198741), (13, 1550214513), (17, 1185458157), (23, 876208203), (39, 516738171), (51, 395152719), (69, 292069401), (117, 172246057), (153, 131717573), (207, 97356467), (221, 91189089), (299, 67400631), (391, 51541659), (663, 30396363), (897, 22466877), (1173, 17180553), (1989, 10132121), (2691, 7488959), (3519, 5726851), (5083, 3964743), (15249, 1321581), (45747, 440527)]