2007803815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{1553}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 2625638400

約数和(自身を除く): 617834585

約数列:

[1, 5, 19, 31, 95, 155, 439, 589, 1553, 2195, 2945, 7765, 8341, 13609, 29507, 41705, 48143, 68045, 147535, 240715, 258571, 681767, 914717, 1292855, 3408835, 4573585, 12953573, 21134777, 64767865, 105673885, 401560763, 2007803815]

約数ペア:

[(1, 2007803815), (5, 401560763), (19, 105673885), (31, 64767865), (95, 21134777), (155, 12953573), (439, 4573585), (589, 3408835), (1553, 1292855), (2195, 914717), (2945, 681767), (7765, 258571), (8341, 240715), (13609, 147535), (29507, 68045), (41705, 48143)]