19581681648

素因数分解:

$2^4\times 3^1\times {\mathrm{887}}^1\times {\mathrm{459923}}^1$

素因数の和:460821

約数の個数: 40

約数和(自身を含む): 50643151488

約数和(自身を除く): 31061469840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 887, 1774, 2661, 3548, 5322, 7096, 10644, 14192, 21288, 42576, 459923, 919846, 1379769, 1839692, 2759538, 3679384, 5519076, 7358768, 11038152, 22076304, 407951701, 815903402, 1223855103, 1631806804, 2447710206, 3263613608, 4895420412, 6527227216, 9790840824, 19581681648]

約数ペア:

[(1, 19581681648), (2, 9790840824), (3, 6527227216), (4, 4895420412), (6, 3263613608), (8, 2447710206), (12, 1631806804), (16, 1223855103), (24, 815903402), (48, 407951701), (887, 22076304), (1774, 11038152), (2661, 7358768), (3548, 5519076), (5322, 3679384), (7096, 2759538), (10644, 1839692), (14192, 1379769), (21288, 919846), (42576, 459923)]