18986312576

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{62141}}^1$

素因数の和:62204

約数の個数: 128

約数和(自身を含む): 48679557120

約数和(自身を除く): 29693244544

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 176, 217, 224, 248, 308, 341, 352, 434, 448, 496, 616, 682, 704, 868, 896, 992, 1232, 1364, 1408, 1736, 1984, 2387, 2464, 2728, 3472, 3968, 4774, 4928, 5456, 6944, 9548, 9856, 10912, 13888, 19096, 21824, 27776, 38192, 43648, 62141, 76384, 124282, 152768, 248564, 305536, 434987, 497128, 683551, 869974, 994256, 1367102, 1739948, 1926371, 1988512, 2734204, 3479896, 3852742, 3977024, 4784857, 5468408, 6959792, 7705484, 7954048, 9569714, 10936816, 13484597, 13919584, 15410968, 19139428, 21190081, 21873632, 26969194, 27839168, 30821936, 38278856, 42380162, 43747264, 53938388, 55678336, 61643872, 76557712, 84760324, 87494528, 107876776, 123287744, 148330567, 153115424, 169520648, 215753552, 246575488, 296661134, 306230848, 339041296, 431507104, 593322268, 612461696, 678082592, 863014208, 1186644536, 1356165184, 1726028416, 2373289072, 2712330368, 4746578144, 9493156288, 18986312576]

約数ペア:

[(1, 18986312576), (2, 9493156288), (4, 4746578144), (7, 2712330368), (8, 2373289072), (11, 1726028416), (14, 1356165184), (16, 1186644536), (22, 863014208), (28, 678082592), (31, 612461696), (32, 593322268), (44, 431507104), (56, 339041296), (62, 306230848), (64, 296661134), (77, 246575488), (88, 215753552), (112, 169520648), (124, 153115424), (128, 148330567), (154, 123287744), (176, 107876776), (217, 87494528), (224, 84760324), (248, 76557712), (308, 61643872), (341, 55678336), (352, 53938388), (434, 43747264), (448, 42380162), (496, 38278856), (616, 30821936), (682, 27839168), (704, 26969194), (868, 21873632), (896, 21190081), (992, 19139428), (1232, 15410968), (1364, 13919584), (1408, 13484597), (1736, 10936816), (1984, 9569714), (2387, 7954048), (2464, 7705484), (2728, 6959792), (3472, 5468408), (3968, 4784857), (4774, 3977024), (4928, 3852742), (5456, 3479896), (6944, 2734204), (9548, 1988512), (9856, 1926371), (10912, 1739948), (13888, 1367102), (19096, 994256), (21824, 869974), (27776, 683551), (38192, 497128), (43648, 434987), (62141, 305536), (76384, 248564), (124282, 152768)]