20172965397

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1\times {\mathrm{27793}}^1$

素因数の和:28349

約数の個数: 32

約数和(自身を含む): 29809398528

約数和(自身を除く): 9636433131

約数列:

[1, 3, 13, 37, 39, 111, 481, 503, 1443, 1509, 6539, 18611, 19617, 27793, 55833, 83379, 241943, 361309, 725829, 1028341, 1083927, 3085023, 13368433, 13979879, 40105299, 41939637, 181738427, 517255523, 545215281, 1551766569, 6724321799, 20172965397]

約数ペア:

[(1, 20172965397), (3, 6724321799), (13, 1551766569), (37, 545215281), (39, 517255523), (111, 181738427), (481, 41939637), (503, 40105299), (1443, 13979879), (1509, 13368433), (6539, 3085023), (18611, 1083927), (19617, 1028341), (27793, 725829), (55833, 361309), (83379, 241943)]