20933376

素因数分解:

$2^8\times 3^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 56487984

約数和(自身を除く): 35554608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 97, 128, 192, 194, 256, 281, 291, 384, 388, 562, 582, 768, 776, 843, 1124, 1164, 1552, 1686, 2248, 2328, 3104, 3372, 4496, 4656, 6208, 6744, 8992, 9312, 12416, 13488, 17984, 18624, 24832, 26976, 27257, 35968, 37248, 53952, 54514, 71936, 74496, 81771, 107904, 109028, 163542, 215808, 218056, 327084, 436112, 654168, 872224, 1308336, 1744448, 2616672, 3488896, 5233344, 6977792, 10466688, 20933376]

約数ペア:

[(1, 20933376), (2, 10466688), (3, 6977792), (4, 5233344), (6, 3488896), (8, 2616672), (12, 1744448), (16, 1308336), (24, 872224), (32, 654168), (48, 436112), (64, 327084), (96, 218056), (97, 215808), (128, 163542), (192, 109028), (194, 107904), (256, 81771), (281, 74496), (291, 71936), (384, 54514), (388, 53952), (562, 37248), (582, 35968), (768, 27257), (776, 26976), (843, 24832), (1124, 18624), (1164, 17984), (1552, 13488), (1686, 12416), (2248, 9312), (2328, 8992), (3104, 6744), (3372, 6208), (4496, 4656)]