20752568

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{569}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 40219200

約数和(自身を除く): 19466632

約数列:

[1, 2, 4, 8, 47, 94, 97, 188, 194, 376, 388, 569, 776, 1138, 2276, 4552, 4559, 9118, 18236, 26743, 36472, 53486, 55193, 106972, 110386, 213944, 220772, 441544, 2594071, 5188142, 10376284, 20752568]

約数ペア:

[(1, 20752568), (2, 10376284), (4, 5188142), (8, 2594071), (47, 441544), (94, 220772), (97, 213944), (188, 110386), (194, 106972), (376, 55193), (388, 53486), (569, 36472), (776, 26743), (1138, 18236), (2276, 9118), (4552, 4559)]