199976444

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 386830080

約数和(自身を除く): 186853636

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 233, 437, 466, 491, 874, 932, 982, 1748, 1964, 4427, 5359, 8854, 9329, 10718, 11293, 17708, 18658, 21436, 22586, 37316, 45172, 101821, 114403, 203642, 214567, 228806, 407284, 429134, 457612, 858268, 2173657, 2631269, 4347314, 5262538, 8694628, 10525076, 49994111, 99988222, 199976444]

約数ペア:

[(1, 199976444), (2, 99988222), (4, 49994111), (19, 10525076), (23, 8694628), (38, 5262538), (46, 4347314), (76, 2631269), (92, 2173657), (233, 858268), (437, 457612), (466, 429134), (491, 407284), (874, 228806), (932, 214567), (982, 203642), (1748, 114403), (1964, 101821), (4427, 45172), (5359, 37316), (8854, 22586), (9329, 21436), (10718, 18658), (11293, 17708)]