16919576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 33654000

約数和(自身を除く): 16734424

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 157, 314, 628, 709, 1256, 1418, 2836, 2983, 5672, 5966, 11932, 13471, 23864, 26942, 53884, 107768, 111313, 222626, 445252, 890504, 2114947, 4229894, 8459788, 16919576]

約数ペア:

[(1, 16919576), (2, 8459788), (4, 4229894), (8, 2114947), (19, 890504), (38, 445252), (76, 222626), (152, 111313), (157, 107768), (314, 53884), (628, 26942), (709, 23864), (1256, 13471), (1418, 11932), (2836, 5966), (2983, 5672)]