18634329

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 33067008

約数和(自身を除く): 14432679

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 127, 137, 153, 357, 381, 411, 889, 959, 1071, 1143, 1233, 2159, 2329, 2667, 2877, 6477, 6987, 8001, 8631, 15113, 16303, 17399, 19431, 20961, 45339, 48909, 52197, 121793, 136017, 146727, 156591, 295783, 365379, 887349, 1096137, 2070481, 2662047, 6211443, 18634329]

約数ペア:

[(1, 18634329), (3, 6211443), (7, 2662047), (9, 2070481), (17, 1096137), (21, 887349), (51, 365379), (63, 295783), (119, 156591), (127, 146727), (137, 136017), (153, 121793), (357, 52197), (381, 48909), (411, 45339), (889, 20961), (959, 19431), (1071, 17399), (1143, 16303), (1233, 15113), (2159, 8631), (2329, 8001), (2667, 6987), (2877, 6477)]