20178173136

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{291727}}^1$

素因数の和:291880

約数の個数: 80

約数和(自身を含む): 57300046848

約数和(自身を除く): 37121873712

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 131, 132, 176, 262, 264, 393, 524, 528, 786, 1048, 1441, 1572, 2096, 2882, 3144, 4323, 5764, 6288, 8646, 11528, 17292, 23056, 34584, 69168, 291727, 583454, 875181, 1166908, 1750362, 2333816, 3208997, 3500724, 4667632, 6417994, 7001448, 9626991, 12835988, 14002896, 19253982, 25671976, 38216237, 38507964, 51343952, 76432474, 77015928, 114648711, 152864948, 154031856, 229297422, 305729896, 420378607, 458594844, 611459792, 840757214, 917189688, 1261135821, 1681514428, 1834379376, 2522271642, 3363028856, 5044543284, 6726057712, 10089086568, 20178173136]

約数ペア:

[(1, 20178173136), (2, 10089086568), (3, 6726057712), (4, 5044543284), (6, 3363028856), (8, 2522271642), (11, 1834379376), (12, 1681514428), (16, 1261135821), (22, 917189688), (24, 840757214), (33, 611459792), (44, 458594844), (48, 420378607), (66, 305729896), (88, 229297422), (131, 154031856), (132, 152864948), (176, 114648711), (262, 77015928), (264, 76432474), (393, 51343952), (524, 38507964), (528, 38216237), (786, 25671976), (1048, 19253982), (1441, 14002896), (1572, 12835988), (2096, 9626991), (2882, 7001448), (3144, 6417994), (4323, 4667632), (5764, 3500724), (6288, 3208997), (8646, 2333816), (11528, 1750362), (17292, 1166908), (23056, 875181), (34584, 583454), (69168, 291727)]