18196420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{773}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 42130368

約数和(自身を除く): 23933948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 428, 535, 773, 1070, 1177, 1546, 2140, 2354, 3092, 3865, 4708, 5885, 7730, 8503, 11770, 15460, 17006, 23540, 34012, 42515, 82711, 85030, 165422, 170060, 330844, 413555, 827110, 909821, 1654220, 1819642, 3639284, 4549105, 9098210, 18196420]

約数ペア:

[(1, 18196420), (2, 9098210), (4, 4549105), (5, 3639284), (10, 1819642), (11, 1654220), (20, 909821), (22, 827110), (44, 413555), (55, 330844), (107, 170060), (110, 165422), (214, 85030), (220, 82711), (428, 42515), (535, 34012), (773, 23540), (1070, 17006), (1177, 15460), (1546, 11770), (2140, 8503), (2354, 7730), (3092, 5885), (3865, 4708)]