20840452

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 37346400

約数和(自身を除く): 16505948

約数列:

[1, 2, 4, 59, 118, 233, 236, 379, 466, 758, 932, 1516, 13747, 22361, 27494, 44722, 54988, 88307, 89444, 176614, 353228, 5210113, 10420226, 20840452]

約数ペア:

[(1, 20840452), (2, 10420226), (4, 5210113), (59, 353228), (118, 176614), (233, 89444), (236, 88307), (379, 54988), (466, 44722), (758, 27494), (932, 22361), (1516, 13747)]