18708483

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 28512000

約数和(自身を除く): 9803517

約数列:

[1, 3, 17, 19, 43, 51, 57, 129, 323, 449, 731, 817, 969, 1347, 2193, 2451, 7633, 8531, 13889, 19307, 22899, 25593, 41667, 57921, 145027, 328219, 366833, 435081, 984657, 1100499, 6236161, 18708483]

約数ペア:

[(1, 18708483), (3, 6236161), (17, 1100499), (19, 984657), (43, 435081), (51, 366833), (57, 328219), (129, 145027), (323, 57921), (449, 41667), (731, 25593), (817, 22899), (969, 19307), (1347, 13889), (2193, 8531), (2451, 7633)]