20894746

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:749

約数の個数: 16

約数和(自身を含む): 31842720

約数和(自身を除く): 10947974

約数列:

[1, 2, 107, 214, 251, 389, 502, 778, 26857, 41623, 53714, 83246, 97639, 195278, 10447373, 20894746]

約数ペア:

[(1, 20894746), (2, 10447373), (107, 195278), (214, 97639), (251, 83246), (389, 53714), (502, 41623), (778, 26857)]