20193037940

素因数分解:

$2^2\times 5^1\times {\mathrm{4073}}^1\times {\mathrm{247889}}^1$

素因数の和:251971

約数の個数: 24

約数和(自身を含む): 42415962120

約数和(自身を除く): 22222924180

約数列:

[1, 2, 4, 5, 10, 20, 4073, 8146, 16292, 20365, 40730, 81460, 247889, 495778, 991556, 1239445, 2478890, 4957780, 1009651897, 2019303794, 4038607588, 5048259485, 10096518970, 20193037940]

約数ペア:

[(1, 20193037940), (2, 10096518970), (4, 5048259485), (5, 4038607588), (10, 2019303794), (20, 1009651897), (4073, 4957780), (8146, 2478890), (16292, 1239445), (20365, 991556), (40730, 495778), (81460, 247889)]