206578664

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{1103}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 397837440

約数和(自身を除く): 191258776

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 571, 1103, 1142, 2206, 2284, 4412, 4568, 8824, 23411, 45223, 46822, 90446, 93644, 180892, 187288, 361784, 629813, 1259626, 2519252, 5038504, 25822333, 51644666, 103289332, 206578664]

約数ペア:

[(1, 206578664), (2, 103289332), (4, 51644666), (8, 25822333), (41, 5038504), (82, 2519252), (164, 1259626), (328, 629813), (571, 361784), (1103, 187288), (1142, 180892), (2206, 93644), (2284, 90446), (4412, 46822), (4568, 45223), (8824, 23411)]