201021488

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{20297}}^1$

素因数の和:20924

約数の個数: 20

約数和(自身を含む): 390127560

約数和(自身を除く): 189106072

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2476, 4952, 9904, 20297, 40594, 81188, 162376, 324752, 12563843, 25127686, 50255372, 100510744, 201021488]

約数ペア:

[(1, 201021488), (2, 100510744), (4, 50255372), (8, 25127686), (16, 12563843), (619, 324752), (1238, 162376), (2476, 81188), (4952, 40594), (9904, 20297)]