18635383

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 22752576

約数和(自身を除く): 4117193

約数列:

[1, 13, 17, 37, 43, 53, 221, 481, 559, 629, 689, 731, 901, 1591, 1961, 2279, 8177, 9503, 11713, 20683, 25493, 27047, 29627, 33337, 38743, 84323, 351611, 433381, 503659, 1096199, 1433491, 18635383]

約数ペア:

[(1, 18635383), (13, 1433491), (17, 1096199), (37, 503659), (43, 433381), (53, 351611), (221, 84323), (481, 38743), (559, 33337), (629, 29627), (689, 27047), (731, 25493), (901, 20683), (1591, 11713), (1961, 9503), (2279, 8177)]