1918215904

素因数分解:

$2^5\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1625

約数の個数: 96

約数和(自身を含む): 4299855840

約数和(自身を除く): 2381639936

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 116, 121, 176, 232, 242, 319, 352, 464, 484, 638, 928, 968, 1276, 1331, 1553, 1936, 2552, 2662, 3106, 3509, 3872, 5104, 5324, 6212, 7018, 10208, 10648, 12424, 14036, 17083, 21296, 24848, 28072, 34166, 38599, 42592, 45037, 49696, 56144, 68332, 77198, 90074, 112288, 136664, 154396, 180148, 187913, 273328, 308792, 360296, 375826, 495407, 546656, 617584, 720592, 751652, 990814, 1235168, 1441184, 1503304, 1981628, 2067043, 3006608, 3963256, 4134086, 5449477, 6013216, 7926512, 8268172, 10898954, 15853024, 16536344, 21797908, 33072688, 43595816, 59944247, 66145376, 87191632, 119888494, 174383264, 239776988, 479553976, 959107952, 1918215904]

約数ペア:

[(1, 1918215904), (2, 959107952), (4, 479553976), (8, 239776988), (11, 174383264), (16, 119888494), (22, 87191632), (29, 66145376), (32, 59944247), (44, 43595816), (58, 33072688), (88, 21797908), (116, 16536344), (121, 15853024), (176, 10898954), (232, 8268172), (242, 7926512), (319, 6013216), (352, 5449477), (464, 4134086), (484, 3963256), (638, 3006608), (928, 2067043), (968, 1981628), (1276, 1503304), (1331, 1441184), (1553, 1235168), (1936, 990814), (2552, 751652), (2662, 720592), (3106, 617584), (3509, 546656), (3872, 495407), (5104, 375826), (5324, 360296), (6212, 308792), (7018, 273328), (10208, 187913), (10648, 180148), (12424, 154396), (14036, 136664), (17083, 112288), (21296, 90074), (24848, 77198), (28072, 68332), (34166, 56144), (38599, 49696), (42592, 45037)]