199948012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{479}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 391910400

約数和(自身を除く): 191962388

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 179, 212, 358, 479, 583, 716, 958, 1166, 1916, 1969, 2332, 3938, 5269, 7876, 9487, 10538, 18974, 21076, 25387, 37948, 50774, 85741, 101548, 104357, 171482, 208714, 279257, 342964, 417428, 558514, 943151, 1117028, 1886302, 3772604, 4544273, 9088546, 18177092, 49987003, 99974006, 199948012]

約数ペア:

[(1, 199948012), (2, 99974006), (4, 49987003), (11, 18177092), (22, 9088546), (44, 4544273), (53, 3772604), (106, 1886302), (179, 1117028), (212, 943151), (358, 558514), (479, 417428), (583, 342964), (716, 279257), (958, 208714), (1166, 171482), (1916, 104357), (1969, 101548), (2332, 85741), (3938, 50774), (5269, 37948), (7876, 25387), (9487, 21076), (10538, 18974)]