209800184

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{10691}}^1$

素因数の和:10931

約数の個数: 32

約数和(自身を含む): 431101440

約数和(自身を除く): 221301256

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 223, 446, 892, 1784, 2453, 4906, 9812, 10691, 19624, 21382, 42764, 85528, 117601, 235202, 470404, 940808, 2384093, 4768186, 9536372, 19072744, 26225023, 52450046, 104900092, 209800184]

約数ペア:

[(1, 209800184), (2, 104900092), (4, 52450046), (8, 26225023), (11, 19072744), (22, 9536372), (44, 4768186), (88, 2384093), (223, 940808), (446, 470404), (892, 235202), (1784, 117601), (2453, 85528), (4906, 42764), (9812, 21382), (10691, 19624)]