18381726

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 47443968

約数和(自身を除く): 29062242

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 43, 51, 66, 86, 99, 102, 127, 129, 153, 187, 198, 254, 258, 306, 374, 381, 387, 473, 561, 731, 762, 774, 946, 1122, 1143, 1397, 1419, 1462, 1683, 2159, 2193, 2286, 2794, 2838, 3366, 4191, 4257, 4318, 4386, 5461, 6477, 6579, 8041, 8382, 8514, 10922, 12573, 12954, 13158, 16082, 16383, 19431, 23749, 24123, 25146, 32766, 38862, 47498, 48246, 49149, 60071, 71247, 72369, 92837, 98298, 120142, 142494, 144738, 180213, 185674, 213741, 278511, 360426, 427482, 540639, 557022, 835533, 1021207, 1081278, 1671066, 2042414, 3063621, 6127242, 9190863, 18381726]

約数ペア:

[(1, 18381726), (2, 9190863), (3, 6127242), (6, 3063621), (9, 2042414), (11, 1671066), (17, 1081278), (18, 1021207), (22, 835533), (33, 557022), (34, 540639), (43, 427482), (51, 360426), (66, 278511), (86, 213741), (99, 185674), (102, 180213), (127, 144738), (129, 142494), (153, 120142), (187, 98298), (198, 92837), (254, 72369), (258, 71247), (306, 60071), (374, 49149), (381, 48246), (387, 47498), (473, 38862), (561, 32766), (731, 25146), (762, 24123), (774, 23749), (946, 19431), (1122, 16383), (1143, 16082), (1397, 13158), (1419, 12954), (1462, 12573), (1683, 10922), (2159, 8514), (2193, 8382), (2286, 8041), (2794, 6579), (2838, 6477), (3366, 5461), (4191, 4386), (4257, 4318)]