20671036678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{53047}}^1$

素因数の和:53296

約数の個数: 32

約数和(自身を含む): 33492809664

約数和(自身を除く): 12821772986

約数列:

[1, 2, 17, 34, 73, 146, 157, 314, 1241, 2482, 2669, 5338, 11461, 22922, 53047, 106094, 194837, 389674, 901799, 1803598, 3872431, 7744862, 8328379, 16656758, 65831327, 131662654, 141582443, 283164886, 607971667, 1215943334, 10335518339, 20671036678]

約数ペア:

[(1, 20671036678), (2, 10335518339), (17, 1215943334), (34, 607971667), (73, 283164886), (146, 141582443), (157, 131662654), (314, 65831327), (1241, 16656758), (2482, 8328379), (2669, 7744862), (5338, 3872431), (11461, 1803598), (22922, 901799), (53047, 389674), (106094, 194837)]