20691104256

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{144847}}^1$

素因数の和:144902

約数の個数: 120

約数和(自身を含む): 61642673664

約数和(自身を除く): 40951569408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 512, 558, 576, 744, 768, 992, 1116, 1152, 1488, 1536, 1984, 2232, 2304, 2976, 3968, 4464, 4608, 5952, 7936, 8928, 11904, 15872, 17856, 23808, 35712, 47616, 71424, 142848, 144847, 289694, 434541, 579388, 869082, 1158776, 1303623, 1738164, 2317552, 2607246, 3476328, 4490257, 4635104, 5214492, 6952656, 8980514, 9270208, 10428984, 13470771, 13905312, 17961028, 18540416, 20857968, 26941542, 27810624, 35922056, 37080832, 40412313, 41715936, 53883084, 55621248, 71844112, 74161664, 80824626, 83431872, 107766168, 111242496, 143688224, 161649252, 166863744, 215532336, 222484992, 287376448, 323298504, 333727488, 431064672, 574752896, 646597008, 667454976, 862129344, 1149505792, 1293194016, 1724258688, 2299011584, 2586388032, 3448517376, 5172776064, 6897034752, 10345552128, 20691104256]

約数ペア:

[(1, 20691104256), (2, 10345552128), (3, 6897034752), (4, 5172776064), (6, 3448517376), (8, 2586388032), (9, 2299011584), (12, 1724258688), (16, 1293194016), (18, 1149505792), (24, 862129344), (31, 667454976), (32, 646597008), (36, 574752896), (48, 431064672), (62, 333727488), (64, 323298504), (72, 287376448), (93, 222484992), (96, 215532336), (124, 166863744), (128, 161649252), (144, 143688224), (186, 111242496), (192, 107766168), (248, 83431872), (256, 80824626), (279, 74161664), (288, 71844112), (372, 55621248), (384, 53883084), (496, 41715936), (512, 40412313), (558, 37080832), (576, 35922056), (744, 27810624), (768, 26941542), (992, 20857968), (1116, 18540416), (1152, 17961028), (1488, 13905312), (1536, 13470771), (1984, 10428984), (2232, 9270208), (2304, 8980514), (2976, 6952656), (3968, 5214492), (4464, 4635104), (4608, 4490257), (5952, 3476328), (7936, 2607246), (8928, 2317552), (11904, 1738164), (15872, 1303623), (17856, 1158776), (23808, 869082), (35712, 579388), (47616, 434541), (71424, 289694), (142848, 144847)]