20424921392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2111}}^1\times {\mathrm{19507}}^1$

素因数の和:21657

約数の個数: 40

約数和(自身を含む): 40871288832

約数和(自身を除く): 20446367440

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2111, 4222, 8444, 16888, 19507, 33776, 39014, 65441, 78028, 130882, 156056, 261764, 312112, 523528, 604717, 1047056, 1209434, 2418868, 4837736, 9675472, 41179277, 82358554, 164717108, 329434216, 658868432, 1276557587, 2553115174, 5106230348, 10212460696, 20424921392]

約数ペア:

[(1, 20424921392), (2, 10212460696), (4, 5106230348), (8, 2553115174), (16, 1276557587), (31, 658868432), (62, 329434216), (124, 164717108), (248, 82358554), (496, 41179277), (2111, 9675472), (4222, 4837736), (8444, 2418868), (16888, 1209434), (19507, 1047056), (33776, 604717), (39014, 523528), (65441, 312112), (78028, 261764), (130882, 156056)]