18003530

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 33264000

約数和(自身を除く): 15260470

約数列:

[1, 2, 5, 10, 83, 109, 166, 199, 218, 398, 415, 545, 830, 995, 1090, 1990, 9047, 16517, 18094, 21691, 33034, 43382, 45235, 82585, 90470, 108455, 165170, 216910, 1800353, 3600706, 9001765, 18003530]

約数ペア:

[(1, 18003530), (2, 9001765), (5, 3600706), (10, 1800353), (83, 216910), (109, 165170), (166, 108455), (199, 90470), (218, 82585), (398, 45235), (415, 43382), (545, 33034), (830, 21691), (995, 18094), (1090, 16517), (1990, 9047)]