20007808

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{2333}}^1$

素因数の和:2414

約数の個数: 32

約数和(自身を含む): 40471560

約数和(自身を除く): 20463752

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 1072, 2144, 2333, 4288, 4666, 8576, 9332, 18664, 37328, 74656, 149312, 156311, 298624, 312622, 625244, 1250488, 2500976, 5001952, 10003904, 20007808]

約数ペア:

[(1, 20007808), (2, 10003904), (4, 5001952), (8, 2500976), (16, 1250488), (32, 625244), (64, 312622), (67, 298624), (128, 156311), (134, 149312), (268, 74656), (536, 37328), (1072, 18664), (2144, 9332), (2333, 8576), (4288, 4666)]