19081289271

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1\times {\mathrm{12511}}^1$

素因数の和:13047

約数の個数: 32

約数和(自身を含む): 28070922240

約数和(自身を除く): 8989632969

約数列:

[1, 3, 11, 33, 113, 339, 409, 1227, 1243, 3729, 4499, 12511, 13497, 37533, 46217, 137621, 138651, 412863, 508387, 1413743, 1525161, 4241229, 5116999, 15350997, 15551173, 46653519, 56286989, 168860967, 578220887, 1734662661, 6360429757, 19081289271]

約数ペア:

[(1, 19081289271), (3, 6360429757), (11, 1734662661), (33, 578220887), (113, 168860967), (339, 56286989), (409, 46653519), (1227, 15551173), (1243, 15350997), (3729, 5116999), (4499, 4241229), (12511, 1525161), (13497, 1413743), (37533, 508387), (46217, 412863), (137621, 138651)]