20755515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125791}}^1$

素因数の和:125810

約数の個数: 16

約数和(自身を含む): 36228096

約数和(自身を除く): 15472581

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 125791, 377373, 628955, 1383701, 1886865, 4151103, 6918505, 20755515]

約数ペア:

[(1, 20755515), (3, 6918505), (5, 4151103), (11, 1886865), (15, 1383701), (33, 628955), (55, 377373), (165, 125791)]