66643376

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{30403}}^1$

素因数の和:30548

約数の個数: 20

約数和(自身を含む): 130068312

約数和(自身を除く): 63424936

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 30403, 60806, 121612, 243224, 486448, 4165211, 8330422, 16660844, 33321688, 66643376]

約数ペア:

[(1, 66643376), (2, 33321688), (4, 16660844), (8, 8330422), (16, 4165211), (137, 486448), (274, 243224), (548, 121612), (1096, 60806), (2192, 30403)]