18290589

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 27869184

約数和(自身を除く): 9578595

約数列:

[1, 3, 17, 23, 31, 51, 69, 93, 391, 503, 527, 713, 1173, 1509, 1581, 2139, 8551, 11569, 12121, 15593, 25653, 34707, 36363, 46779, 196673, 265081, 358639, 590019, 795243, 1075917, 6096863, 18290589]

約数ペア:

[(1, 18290589), (3, 6096863), (17, 1075917), (23, 795243), (31, 590019), (51, 358639), (69, 265081), (93, 196673), (391, 46779), (503, 36363), (527, 34707), (713, 25653), (1173, 15593), (1509, 12121), (1581, 11569), (2139, 8551)]