16421444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 32664576

約数和(自身を除く): 16243132

約数列:

[1, 2, 4, 13, 26, 31, 52, 61, 62, 122, 124, 167, 244, 334, 403, 668, 793, 806, 1586, 1612, 1891, 2171, 3172, 3782, 4342, 5177, 7564, 8684, 10187, 10354, 20374, 20708, 24583, 40748, 49166, 67301, 98332, 132431, 134602, 264862, 269204, 315797, 529724, 631594, 1263188, 4105361, 8210722, 16421444]

約数ペア:

[(1, 16421444), (2, 8210722), (4, 4105361), (13, 1263188), (26, 631594), (31, 529724), (52, 315797), (61, 269204), (62, 264862), (122, 134602), (124, 132431), (167, 98332), (244, 67301), (334, 49166), (403, 40748), (668, 24583), (793, 20708), (806, 20374), (1586, 10354), (1612, 10187), (1891, 8684), (2171, 7564), (3172, 5177), (3782, 4342)]