20267115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 35721216

約数和(自身を除く): 15454101

約数列:

[1, 3, 5, 11, 15, 33, 55, 113, 165, 339, 565, 1087, 1243, 1695, 3261, 3729, 5435, 6215, 11957, 16305, 18645, 35871, 59785, 122831, 179355, 368493, 614155, 1351141, 1842465, 4053423, 6755705, 20267115]

約数ペア:

[(1, 20267115), (3, 6755705), (5, 4053423), (11, 1842465), (15, 1351141), (33, 614155), (55, 368493), (113, 179355), (165, 122831), (339, 59785), (565, 35871), (1087, 18645), (1243, 16305), (1695, 11957), (3261, 6215), (3729, 5435)]