19751664601

素因数分解:

${\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 21908662272

約数和(自身を除く): 2156997671

約数列:

[1, 31, 37, 47, 53, 223, 961, 1147, 1457, 1643, 1739, 1961, 2491, 6913, 8251, 10481, 11819, 35557, 45167, 50933, 53909, 60791, 77221, 92167, 214303, 255781, 324911, 366389, 387797, 437303, 555493, 1671179, 1884521, 2393851, 2857177, 7929211, 10072241, 11358059, 12021707, 13556393, 17220283, 20553241, 88572487, 372672917, 420248183, 533828773, 637150471, 19751664601]

約数ペア:

[(1, 19751664601), (31, 637150471), (37, 533828773), (47, 420248183), (53, 372672917), (223, 88572487), (961, 20553241), (1147, 17220283), (1457, 13556393), (1643, 12021707), (1739, 11358059), (1961, 10072241), (2491, 7929211), (6913, 2857177), (8251, 2393851), (10481, 1884521), (11819, 1671179), (35557, 555493), (45167, 437303), (50933, 387797), (53909, 366389), (60791, 324911), (77221, 255781), (92167, 214303)]