18957363

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{1123}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 26868096

約数和(自身を除く): 7910733

約数列:

[1, 3, 17, 51, 331, 993, 1123, 3369, 5627, 16881, 19091, 57273, 371713, 1115139, 6319121, 18957363]

約数ペア:

[(1, 18957363), (3, 6319121), (17, 1115139), (51, 371713), (331, 57273), (993, 19091), (1123, 16881), (3369, 5627)]