20347525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3217}}^1$

素因数の和:3261

約数の個数: 24

約数和(自身を含む): 28730304

約数和(自身を除く): 8382779

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 3217, 6325, 16085, 35387, 73991, 80425, 176935, 369955, 813901, 884675, 1849775, 4069505, 20347525]

約数ペア:

[(1, 20347525), (5, 4069505), (11, 1849775), (23, 884675), (25, 813901), (55, 369955), (115, 176935), (253, 80425), (275, 73991), (575, 35387), (1265, 16085), (3217, 6325)]