18205655237

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1\times {\mathrm{2477}}^1$

素因数の和:4349

約数の個数: 32

約数和(自身を含む): 23148405504

約数和(自身を除く): 4942750267

約数列:

[1, 7, 11, 53, 77, 371, 583, 1801, 2477, 4081, 12607, 17339, 19811, 27247, 95453, 131281, 138677, 190729, 668171, 918967, 1049983, 1444091, 4461077, 7349881, 10108637, 31227539, 49071847, 236437081, 343502929, 1655059567, 2600807891, 18205655237]

約数ペア:

[(1, 18205655237), (7, 2600807891), (11, 1655059567), (53, 343502929), (77, 236437081), (371, 49071847), (583, 31227539), (1801, 10108637), (2477, 7349881), (4081, 4461077), (12607, 1444091), (17339, 1049983), (19811, 918967), (27247, 668171), (95453, 190729), (131281, 138677)]