130781584

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{91841}}^1$

素因数の和:91938

約数の個数: 20

約数和(自身を含む): 256239180

約数和(自身を除く): 125457596

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 91841, 183682, 367364, 734728, 1469456, 8173849, 16347698, 32695396, 65390792, 130781584]

約数ペア:

[(1, 130781584), (2, 65390792), (4, 32695396), (8, 16347698), (16, 8173849), (89, 1469456), (178, 734728), (356, 367364), (712, 183682), (1424, 91841)]