20057087632

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{60259}}^1$

素因数の和:60631

約数の個数: 40

約数和(自身を含む): 39543094080

約数和(自身を除く): 19486006448

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 293, 568, 586, 1136, 1172, 2344, 4688, 20803, 41606, 60259, 83212, 120518, 166424, 241036, 332848, 482072, 964144, 4278389, 8556778, 17113556, 17655887, 34227112, 35311774, 68454224, 70623548, 141247096, 282494192, 1253567977, 2507135954, 5014271908, 10028543816, 20057087632]

約数ペア:

[(1, 20057087632), (2, 10028543816), (4, 5014271908), (8, 2507135954), (16, 1253567977), (71, 282494192), (142, 141247096), (284, 70623548), (293, 68454224), (568, 35311774), (586, 34227112), (1136, 17655887), (1172, 17113556), (2344, 8556778), (4688, 4278389), (20803, 964144), (41606, 482072), (60259, 332848), (83212, 241036), (120518, 166424)]