20136215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 26946864

約数和(自身を除く): 6810649

約数列:

[1, 5, 11, 55, 83, 121, 401, 415, 605, 913, 2005, 4411, 4565, 10043, 22055, 33283, 48521, 50215, 166415, 242605, 366113, 1830565, 4027243, 20136215]

約数ペア:

[(1, 20136215), (5, 4027243), (11, 1830565), (55, 366113), (83, 242605), (121, 166415), (401, 50215), (415, 48521), (605, 33283), (913, 22055), (2005, 10043), (4411, 4565)]