200519198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20857}}^1$

素因数の和:20912

約数の個数: 32

約数和(自身を含む): 360426240

約数和(自身を除く): 159907042

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 209, 253, 418, 437, 506, 874, 4807, 9614, 20857, 41714, 229427, 396283, 458854, 479711, 792566, 959422, 4359113, 5276821, 8718226, 9114509, 10553642, 18229018, 100259599, 200519198]

約数ペア:

[(1, 200519198), (2, 100259599), (11, 18229018), (19, 10553642), (22, 9114509), (23, 8718226), (38, 5276821), (46, 4359113), (209, 959422), (253, 792566), (418, 479711), (437, 458854), (506, 396283), (874, 229427), (4807, 41714), (9614, 20857)]