20854134

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 56309760

約数和(自身を除く): 35455626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 31, 38, 42, 57, 62, 63, 93, 114, 126, 133, 171, 186, 217, 266, 279, 281, 342, 399, 434, 558, 562, 589, 651, 798, 843, 1178, 1197, 1302, 1686, 1767, 1953, 1967, 2394, 2529, 3534, 3906, 3934, 4123, 5058, 5301, 5339, 5901, 8246, 8711, 10602, 10678, 11802, 12369, 16017, 17422, 17703, 24738, 26133, 32034, 35406, 37107, 37373, 48051, 52266, 60977, 74214, 74746, 78399, 96102, 112119, 121954, 156798, 165509, 182931, 224238, 331018, 336357, 365862, 496527, 548793, 672714, 993054, 1097586, 1158563, 1489581, 2317126, 2979162, 3475689, 6951378, 10427067, 20854134]

約数ペア:

[(1, 20854134), (2, 10427067), (3, 6951378), (6, 3475689), (7, 2979162), (9, 2317126), (14, 1489581), (18, 1158563), (19, 1097586), (21, 993054), (31, 672714), (38, 548793), (42, 496527), (57, 365862), (62, 336357), (63, 331018), (93, 224238), (114, 182931), (126, 165509), (133, 156798), (171, 121954), (186, 112119), (217, 96102), (266, 78399), (279, 74746), (281, 74214), (342, 60977), (399, 52266), (434, 48051), (558, 37373), (562, 37107), (589, 35406), (651, 32034), (798, 26133), (843, 24738), (1178, 17703), (1197, 17422), (1302, 16017), (1686, 12369), (1767, 11802), (1953, 10678), (1967, 10602), (2394, 8711), (2529, 8246), (3534, 5901), (3906, 5339), (3934, 5301), (4123, 5058)]