20163481460

素因数分解:

$2^2\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{706499}}^1$

素因数の和:707935

約数の個数: 24

約数和(自身を含む): 42373044000

約数和(自身を除く): 22209562540

約数列:

[1, 2, 4, 5, 10, 20, 1427, 2854, 5708, 7135, 14270, 28540, 706499, 1412998, 2825996, 3532495, 7064990, 14129980, 1008174073, 2016348146, 4032696292, 5040870365, 10081740730, 20163481460]

約数ペア:

[(1, 20163481460), (2, 10081740730), (4, 5040870365), (5, 4032696292), (10, 2016348146), (20, 1008174073), (1427, 14129980), (2854, 7064990), (5708, 3532495), (7135, 2825996), (14270, 1412998), (28540, 706499)]