19925139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{733}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 31074624

約数和(自身を除く): 11149485

約数列:

[1, 3, 13, 17, 39, 41, 51, 123, 221, 533, 663, 697, 733, 1599, 2091, 2199, 9061, 9529, 12461, 27183, 28587, 30053, 37383, 90159, 161993, 390689, 485979, 510901, 1172067, 1532703, 6641713, 19925139]

約数ペア:

[(1, 19925139), (3, 6641713), (13, 1532703), (17, 1172067), (39, 510901), (41, 485979), (51, 390689), (123, 161993), (221, 90159), (533, 37383), (663, 30053), (697, 28587), (733, 27183), (1599, 12461), (2091, 9529), (2199, 9061)]