20120376519

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{2459}}^1\times {\mathrm{21143}}^1$

素因数の和:23651

約数の個数: 24

約数和(自身を含む): 29752145280

約数和(自身を除く): 9631768761

約数列:

[1, 3, 9, 43, 129, 387, 2459, 7377, 21143, 22131, 63429, 105737, 190287, 317211, 909149, 951633, 2727447, 8182341, 51990637, 155971911, 467915733, 2235597391, 6706792173, 20120376519]

約数ペア:

[(1, 20120376519), (3, 6706792173), (9, 2235597391), (43, 467915733), (129, 155971911), (387, 51990637), (2459, 8182341), (7377, 2727447), (21143, 951633), (22131, 909149), (63429, 317211), (105737, 190287)]