18514333856

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{31687}}^1$

素因数の和:31778

約数の個数: 72

約数和(自身を含む): 39647391840

約数和(自身を除く): 21133057984

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 961, 992, 1178, 1922, 2356, 3844, 4712, 7688, 9424, 15376, 18259, 18848, 30752, 31687, 36518, 63374, 73036, 126748, 146072, 253496, 292144, 506992, 584288, 602053, 982297, 1013984, 1204106, 1964594, 2408212, 3929188, 4816424, 7858376, 9632848, 15716752, 18663643, 19265696, 30451207, 31433504, 37327286, 60902414, 74654572, 121804828, 149309144, 243609656, 298618288, 487219312, 578572933, 597236576, 974438624, 1157145866, 2314291732, 4628583464, 9257166928, 18514333856]

約数ペア:

[(1, 18514333856), (2, 9257166928), (4, 4628583464), (8, 2314291732), (16, 1157145866), (19, 974438624), (31, 597236576), (32, 578572933), (38, 487219312), (62, 298618288), (76, 243609656), (124, 149309144), (152, 121804828), (248, 74654572), (304, 60902414), (496, 37327286), (589, 31433504), (608, 30451207), (961, 19265696), (992, 18663643), (1178, 15716752), (1922, 9632848), (2356, 7858376), (3844, 4816424), (4712, 3929188), (7688, 2408212), (9424, 1964594), (15376, 1204106), (18259, 1013984), (18848, 982297), (30752, 602053), (31687, 584288), (36518, 506992), (63374, 292144), (73036, 253496), (126748, 146072)]