20199442812

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1702009}}^1$

素因数の和:1702082

約数の個数: 48

約数和(自身を含む): 50325031680

約数和(自身を除く): 30125588868

約数列:

[1, 2, 3, 4, 6, 12, 23, 43, 46, 69, 86, 92, 129, 138, 172, 258, 276, 516, 989, 1978, 2967, 3956, 5934, 11868, 1702009, 3404018, 5106027, 6808036, 10212054, 20424108, 39146207, 73186387, 78292414, 117438621, 146372774, 156584828, 219559161, 234877242, 292745548, 439118322, 469754484, 878236644, 1683286901, 3366573802, 5049860703, 6733147604, 10099721406, 20199442812]

約数ペア:

[(1, 20199442812), (2, 10099721406), (3, 6733147604), (4, 5049860703), (6, 3366573802), (12, 1683286901), (23, 878236644), (43, 469754484), (46, 439118322), (69, 292745548), (86, 234877242), (92, 219559161), (129, 156584828), (138, 146372774), (172, 117438621), (258, 78292414), (276, 73186387), (516, 39146207), (989, 20424108), (1978, 10212054), (2967, 6808036), (3956, 5106027), (5934, 3404018), (11868, 1702009)]