19961874423

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1\times {\mathrm{1901}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 30316845312

約数和(自身を除く): 10354970889

約数列:

[1, 3, 9, 31, 61, 93, 183, 279, 549, 617, 1851, 1891, 1901, 5553, 5673, 5703, 17019, 17109, 19127, 37637, 57381, 58931, 112911, 115961, 172143, 176793, 338733, 347883, 530379, 1043649, 1166747, 1172917, 3500241, 3518751, 3594791, 10500723, 10556253, 10784373, 32353119, 36360427, 71547937, 109081281, 214643811, 327243843, 643931433, 2217986047, 6653958141, 19961874423]

約数ペア:

[(1, 19961874423), (3, 6653958141), (9, 2217986047), (31, 643931433), (61, 327243843), (93, 214643811), (183, 109081281), (279, 71547937), (549, 36360427), (617, 32353119), (1851, 10784373), (1891, 10556253), (1901, 10500723), (5553, 3594791), (5673, 3518751), (5703, 3500241), (17019, 1172917), (17109, 1166747), (19127, 1043649), (37637, 530379), (57381, 347883), (58931, 338733), (112911, 176793), (115961, 172143)]