20757292

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 37044000

約数和(自身を除く): 16286708

約数列:

[1, 2, 4, 89, 178, 199, 293, 356, 398, 586, 796, 1172, 17711, 26077, 35422, 52154, 58307, 70844, 104308, 116614, 233228, 5189323, 10378646, 20757292]

約数ペア:

[(1, 20757292), (2, 10378646), (4, 5189323), (89, 233228), (178, 116614), (199, 104308), (293, 70844), (356, 58307), (398, 52154), (586, 35422), (796, 26077), (1172, 17711)]