18465205

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1327}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 25433856

約数和(自身を除く): 6968651

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 1327, 2783, 6635, 13915, 14597, 30521, 72985, 152605, 160567, 335731, 802835, 1678655, 3693041, 18465205]

約数ペア:

[(1, 18465205), (5, 3693041), (11, 1678655), (23, 802835), (55, 335731), (115, 160567), (121, 152605), (253, 72985), (605, 30521), (1265, 14597), (1327, 13915), (2783, 6635)]