18118210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8669}}^1$

素因数の和:8706

約数の個数: 32

約数和(自身を含む): 37454400

約数和(自身を除く): 19336190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 8669, 17338, 43345, 86690, 95359, 164711, 190718, 329422, 476795, 823555, 953590, 1647110, 1811821, 3623642, 9059105, 18118210]

約数ペア:

[(1, 18118210), (2, 9059105), (5, 3623642), (10, 1811821), (11, 1647110), (19, 953590), (22, 823555), (38, 476795), (55, 329422), (95, 190718), (110, 164711), (190, 95359), (209, 86690), (418, 43345), (1045, 17338), (2090, 8669)]