20279650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21347}}^1$

素因数の和:21378

約数の個数: 24

約数和(自身を含む): 39707280

約数和(自身を除く): 19427630

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 21347, 42694, 106735, 213470, 405593, 533675, 811186, 1067350, 2027965, 4055930, 10139825, 20279650]

約数ペア:

[(1, 20279650), (2, 10139825), (5, 4055930), (10, 2027965), (19, 1067350), (25, 811186), (38, 533675), (50, 405593), (95, 213470), (190, 106735), (475, 42694), (950, 21347)]