199979704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{20143}}^1$

素因数の和:20239

約数の個数: 32

約数和(自身を含む): 402477120

約数和(自身を除く): 202497416

約数列:

[1, 2, 4, 8, 17, 34, 68, 73, 136, 146, 292, 584, 1241, 2482, 4964, 9928, 20143, 40286, 80572, 161144, 342431, 684862, 1369724, 1470439, 2739448, 2940878, 5881756, 11763512, 24997463, 49994926, 99989852, 199979704]

約数ペア:

[(1, 199979704), (2, 99989852), (4, 49994926), (8, 24997463), (17, 11763512), (34, 5881756), (68, 2940878), (73, 2739448), (136, 1470439), (146, 1369724), (292, 684862), (584, 342431), (1241, 161144), (2482, 80572), (4964, 40286), (9928, 20143)]