19991012145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102518011}}^1$

素因数の和:102518032

約数の個数: 16

約数和(自身を含む): 34446052032

約数和(自身を除く): 14455039887

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 102518011, 307554033, 512590055, 1332734143, 1537770165, 3998202429, 6663670715, 19991012145]

約数ペア:

[(1, 19991012145), (3, 6663670715), (5, 3998202429), (13, 1537770165), (15, 1332734143), (39, 512590055), (65, 307554033), (195, 102518011)]