20814268

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{733}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 37815680

約数和(自身を除く): 17001412

約数列:

[1, 2, 4, 31, 62, 124, 229, 458, 733, 916, 1466, 2932, 7099, 14198, 22723, 28396, 45446, 90892, 167857, 335714, 671428, 5203567, 10407134, 20814268]

約数ペア:

[(1, 20814268), (2, 10407134), (4, 5203567), (31, 671428), (62, 335714), (124, 167857), (229, 90892), (458, 45446), (733, 28396), (916, 22723), (1466, 14198), (2932, 7099)]