18424340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1009}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 42759360

約数和(自身を除く): 24335020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1009, 1660, 1826, 2018, 3652, 4036, 4565, 5045, 9130, 10090, 11099, 18260, 20180, 22198, 44396, 55495, 83747, 110990, 167494, 221980, 334988, 418735, 837470, 921217, 1674940, 1842434, 3684868, 4606085, 9212170, 18424340]

約数ペア:

[(1, 18424340), (2, 9212170), (4, 4606085), (5, 3684868), (10, 1842434), (11, 1674940), (20, 921217), (22, 837470), (44, 418735), (55, 334988), (83, 221980), (110, 167494), (166, 110990), (220, 83747), (332, 55495), (415, 44396), (830, 22198), (913, 20180), (1009, 18260), (1660, 11099), (1826, 10090), (2018, 9130), (3652, 5045), (4036, 4565)]