20512019968

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3642049}}^1$

素因数の和:3642078

約数の個数: 40

約数和(自身を含む): 44709805800

約数和(自身を除く): 24197785832

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 5632, 3642049, 7284098, 14568196, 29136392, 40062539, 58272784, 80125078, 116545568, 160250156, 233091136, 320500312, 466182272, 641000624, 932364544, 1282001248, 1864729088, 2564002496, 5128004992, 10256009984, 20512019968]

約数ペア:

[(1, 20512019968), (2, 10256009984), (4, 5128004992), (8, 2564002496), (11, 1864729088), (16, 1282001248), (22, 932364544), (32, 641000624), (44, 466182272), (64, 320500312), (88, 233091136), (128, 160250156), (176, 116545568), (256, 80125078), (352, 58272784), (512, 40062539), (704, 29136392), (1408, 14568196), (2816, 7284098), (5632, 3642049)]