20585884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{6983}}^1$

素因数の和:7065

約数の個数: 24

約数和(自身を含む): 39892608

約数和(自身を除く): 19306724

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 6983, 13966, 27932, 76813, 153626, 307252, 467861, 935722, 1871444, 5146471, 10292942, 20585884]

約数ペア:

[(1, 20585884), (2, 10292942), (4, 5146471), (11, 1871444), (22, 935722), (44, 467861), (67, 307252), (134, 153626), (268, 76813), (737, 27932), (1474, 13966), (2948, 6983)]