20266653

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1857

約数の個数: 24

約数和(自身を含む): 30677248

約数和(自身を除く): 10410595

約数列:

[1, 3, 11, 31, 33, 93, 121, 341, 363, 1023, 1801, 3751, 5403, 11253, 19811, 55831, 59433, 167493, 217921, 614141, 653763, 1842423, 6755551, 20266653]

約数ペア:

[(1, 20266653), (3, 6755551), (11, 1842423), (31, 653763), (33, 614141), (93, 217921), (121, 167493), (341, 59433), (363, 55831), (1023, 19811), (1801, 11253), (3751, 5403)]