1998391836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{27127}}^1$

素因数の和:28018

約数の個数: 48

約数和(自身を含む): 5335318016

約数和(自身を除く): 3336926180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 877, 1754, 2631, 3508, 5262, 6139, 10524, 12278, 18417, 24556, 27127, 36834, 54254, 73668, 81381, 108508, 162762, 189889, 325524, 379778, 569667, 759556, 1139334, 2278668, 23790379, 47580758, 71371137, 95161516, 142742274, 166532653, 285484548, 333065306, 499597959, 666130612, 999195918, 1998391836]

約数ペア:

[(1, 1998391836), (2, 999195918), (3, 666130612), (4, 499597959), (6, 333065306), (7, 285484548), (12, 166532653), (14, 142742274), (21, 95161516), (28, 71371137), (42, 47580758), (84, 23790379), (877, 2278668), (1754, 1139334), (2631, 759556), (3508, 569667), (5262, 379778), (6139, 325524), (10524, 189889), (12278, 162762), (18417, 108508), (24556, 81381), (27127, 73668), (36834, 54254)]