173876816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{639253}}^1$

素因数の和:639278

約数の個数: 20

約数和(自身を含む): 356703732

約数和(自身を除く): 182826916

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 639253, 1278506, 2557012, 5114024, 10228048, 10867301, 21734602, 43469204, 86938408, 173876816]

約数ペア:

[(1, 173876816), (2, 86938408), (4, 43469204), (8, 21734602), (16, 10867301), (17, 10228048), (34, 5114024), (68, 2557012), (136, 1278506), (272, 639253)]