20223279

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 30730752

約数和(自身を除く): 10507473

約数列:

[1, 3, 9, 23, 69, 151, 207, 453, 647, 1359, 1941, 3473, 5823, 10419, 14881, 31257, 44643, 97697, 133929, 293091, 879273, 2247031, 6741093, 20223279]

約数ペア:

[(1, 20223279), (3, 6741093), (9, 2247031), (23, 879273), (69, 293091), (151, 133929), (207, 97697), (453, 44643), (647, 31257), (1359, 14881), (1941, 10419), (3473, 5823)]