18593320

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2203}}^1$

素因数の和:2425

約数の個数: 32

約数和(自身を含む): 42052320

約数和(自身を除く): 23459000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 2203, 4220, 4406, 8440, 8812, 11015, 17624, 22030, 44060, 88120, 464833, 929666, 1859332, 2324165, 3718664, 4648330, 9296660, 18593320]

約数ペア:

[(1, 18593320), (2, 9296660), (4, 4648330), (5, 3718664), (8, 2324165), (10, 1859332), (20, 929666), (40, 464833), (211, 88120), (422, 44060), (844, 22030), (1055, 17624), (1688, 11015), (2110, 8812), (2203, 8440), (4220, 4406)]