56421772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{19139}}^1$

素因数の和:19221

約数の個数: 24

約数和(自身を含む): 109327680

約数和(自身を除く): 52905908

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 19139, 38278, 76556, 210529, 421058, 842116, 1282313, 2564626, 5129252, 14105443, 28210886, 56421772]

約数ペア:

[(1, 56421772), (2, 28210886), (4, 14105443), (11, 5129252), (22, 2564626), (44, 1282313), (67, 842116), (134, 421058), (268, 210529), (737, 76556), (1474, 38278), (2948, 19139)]