20018144

素因数分解:

$2^5\times {\mathrm{419}}^1\times {\mathrm{1493}}^1$

素因数の和:1922

約数の個数: 24

約数和(自身を含む): 39531240

約数和(自身を除く): 19513096

約数列:

[1, 2, 4, 8, 16, 32, 419, 838, 1493, 1676, 2986, 3352, 5972, 6704, 11944, 13408, 23888, 47776, 625567, 1251134, 2502268, 5004536, 10009072, 20018144]

約数ペア:

[(1, 20018144), (2, 10009072), (4, 5004536), (8, 2502268), (16, 1251134), (32, 625567), (419, 47776), (838, 23888), (1493, 13408), (1676, 11944), (2986, 6704), (3352, 5972)]