18443220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2063}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 52012800

約数和(自身を除く): 33569580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2063, 2235, 2980, 4126, 4470, 6189, 8252, 8940, 10315, 12378, 20630, 24756, 30945, 41260, 61890, 123780, 307387, 614774, 922161, 1229548, 1536935, 1844322, 3073870, 3688644, 4610805, 6147740, 9221610, 18443220]

約数ペア:

[(1, 18443220), (2, 9221610), (3, 6147740), (4, 4610805), (5, 3688644), (6, 3073870), (10, 1844322), (12, 1536935), (15, 1229548), (20, 922161), (30, 614774), (60, 307387), (149, 123780), (298, 61890), (447, 41260), (596, 30945), (745, 24756), (894, 20630), (1490, 12378), (1788, 10315), (2063, 8940), (2235, 8252), (2980, 6189), (4126, 4470)]