20113013205

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2159207}}^1$

素因数の和:2159247

約数の個数: 40

約数和(自身を含む): 37622040192

約数和(自身を除く): 17509026987

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 2159207, 6477621, 10796035, 19432863, 32388105, 49661761, 58298589, 97164315, 148985283, 174895767, 248308805, 291492945, 446955849, 744926415, 874478835, 1340867547, 2234779245, 4022602641, 6704337735, 20113013205]

約数ペア:

[(1, 20113013205), (3, 6704337735), (5, 4022602641), (9, 2234779245), (15, 1340867547), (23, 874478835), (27, 744926415), (45, 446955849), (69, 291492945), (81, 248308805), (115, 174895767), (135, 148985283), (207, 97164315), (345, 58298589), (405, 49661761), (621, 32388105), (1035, 19432863), (1863, 10796035), (3105, 6477621), (9315, 2159207)]