20609150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{17921}}^1$

素因数の和:17956

約数の個数: 24

約数和(自身を含む): 40001904

約数和(自身を除く): 19392754

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 17921, 35842, 89605, 179210, 412183, 448025, 824366, 896050, 2060915, 4121830, 10304575, 20609150]

約数ペア:

[(1, 20609150), (2, 10304575), (5, 4121830), (10, 2060915), (23, 896050), (25, 824366), (46, 448025), (50, 412183), (115, 179210), (230, 89605), (575, 35842), (1150, 17921)]