18272980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83059}}^1$

素因数の和:83079

約数の個数: 24

約数和(自身を含む): 41862240

約数和(自身を除く): 23589260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 83059, 166118, 332236, 415295, 830590, 913649, 1661180, 1827298, 3654596, 4568245, 9136490, 18272980]

約数ペア:

[(1, 18272980), (2, 9136490), (4, 4568245), (5, 3654596), (10, 1827298), (11, 1661180), (20, 913649), (22, 830590), (44, 415295), (55, 332236), (110, 166118), (220, 83059)]