18928557

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{829}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 28485600

約数和(自身を除く): 9557043

約数列:

[1, 3, 9, 43, 59, 129, 177, 387, 531, 829, 2487, 2537, 7461, 7611, 22833, 35647, 48911, 106941, 146733, 320823, 440199, 2103173, 6309519, 18928557]

約数ペア:

[(1, 18928557), (3, 6309519), (9, 2103173), (43, 440199), (59, 320823), (129, 146733), (177, 106941), (387, 48911), (531, 35647), (829, 22833), (2487, 7611), (2537, 7461)]