1816891989

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1\times {\mathrm{1619}}^1$

素因数の和:2761

約数の個数: 32

約数和(自身を含む): 2732175360

約数和(自身を除く): 915283371

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 1097, 1619, 3291, 4857, 12067, 17809, 34007, 36201, 50189, 53427, 102021, 150567, 374077, 552079, 1122231, 1656237, 1776043, 5328129, 19536473, 55057333, 58609419, 165171999, 605630663, 1816891989]

約数ペア:

[(1, 1816891989), (3, 605630663), (11, 165171999), (31, 58609419), (33, 55057333), (93, 19536473), (341, 5328129), (1023, 1776043), (1097, 1656237), (1619, 1122231), (3291, 552079), (4857, 374077), (12067, 150567), (17809, 102021), (34007, 53427), (36201, 50189)]