20109284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1427}}^1$

素因数の和:1715

約数の個数: 24

約数和(自身を含む): 38064768

約数和(自身を除く): 17955484

約数列:

[1, 2, 4, 13, 26, 52, 271, 542, 1084, 1427, 2854, 3523, 5708, 7046, 14092, 18551, 37102, 74204, 386717, 773434, 1546868, 5027321, 10054642, 20109284]

約数ペア:

[(1, 20109284), (2, 10054642), (4, 5027321), (13, 1546868), (26, 773434), (52, 386717), (271, 74204), (542, 37102), (1084, 18551), (1427, 14092), (2854, 7046), (3523, 5708)]