19949968707

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1879}}^1\times {\mathrm{10957}}^1$

素因数の和:12875

約数の個数: 32

約数和(自身を含む): 29665497600

約数和(自身を除く): 9715528893

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 1879, 5637, 10957, 31943, 32871, 35701, 95829, 107103, 186269, 208183, 558807, 606917, 624549, 1820751, 3539111, 10617333, 20588203, 61764609, 349999451, 391175857, 1049998353, 1173527571, 6649989569, 19949968707]

約数ペア:

[(1, 19949968707), (3, 6649989569), (17, 1173527571), (19, 1049998353), (51, 391175857), (57, 349999451), (323, 61764609), (969, 20588203), (1879, 10617333), (5637, 3539111), (10957, 1820751), (31943, 624549), (32871, 606917), (35701, 558807), (95829, 208183), (107103, 186269)]