18793936

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5413}}^1$

素因数の和:5459

約数の個数: 40

約数和(自身を含む): 42965504

約数和(自身を除く): 24171568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5413, 10826, 21652, 37891, 43304, 75782, 86608, 151564, 167803, 303128, 335606, 606256, 671212, 1174621, 1342424, 2349242, 2684848, 4698484, 9396968, 18793936]

約数ペア:

[(1, 18793936), (2, 9396968), (4, 4698484), (7, 2684848), (8, 2349242), (14, 1342424), (16, 1174621), (28, 671212), (31, 606256), (56, 335606), (62, 303128), (112, 167803), (124, 151564), (217, 86608), (248, 75782), (434, 43304), (496, 37891), (868, 21652), (1736, 10826), (3472, 5413)]