20352952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{457}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 40395600

約数和(自身を除く): 20042648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 293, 457, 586, 914, 1172, 1828, 2344, 3656, 5567, 8683, 11134, 17366, 22268, 34732, 44536, 69464, 133901, 267802, 535604, 1071208, 2544119, 5088238, 10176476, 20352952]

約数ペア:

[(1, 20352952), (2, 10176476), (4, 5088238), (8, 2544119), (19, 1071208), (38, 535604), (76, 267802), (152, 133901), (293, 69464), (457, 44536), (586, 34732), (914, 22268), (1172, 17366), (1828, 11134), (2344, 8683), (3656, 5567)]