2013319819

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{2153}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 2481408000

約数和(自身を除く): 468088181

約数列:

[1, 7, 19, 79, 89, 133, 553, 623, 1501, 1691, 2153, 7031, 10507, 11837, 15071, 40907, 49217, 133589, 170087, 191617, 286349, 935123, 1190609, 1341319, 3231653, 3640723, 15137743, 22621571, 25485061, 105964201, 287617117, 2013319819]

約数ペア:

[(1, 2013319819), (7, 287617117), (19, 105964201), (79, 25485061), (89, 22621571), (133, 15137743), (553, 3640723), (623, 3231653), (1501, 1341319), (1691, 1190609), (2153, 935123), (7031, 286349), (10507, 191617), (11837, 170087), (15071, 133589), (40907, 49217)]