18923601

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 28684800

約数和(自身を除く): 9761199

約数列:

[1, 3, 17, 19, 51, 57, 59, 177, 323, 331, 969, 993, 1003, 1121, 3009, 3363, 5627, 6289, 16881, 18867, 19057, 19529, 57171, 58587, 106913, 320739, 331993, 371051, 995979, 1113153, 6307867, 18923601]

約数ペア:

[(1, 18923601), (3, 6307867), (17, 1113153), (19, 995979), (51, 371051), (57, 331993), (59, 320739), (177, 106913), (323, 58587), (331, 57171), (969, 19529), (993, 19057), (1003, 18867), (1121, 16881), (3009, 6289), (3363, 5627)]