20598315

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5471}}^1$

素因数の和:5730

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 12496341

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3765, 5471, 16413, 27355, 82065, 1373221, 4119663, 6866105, 20598315]

約数ペア:

[(1, 20598315), (3, 6866105), (5, 4119663), (15, 1373221), (251, 82065), (753, 27355), (1255, 16413), (3765, 5471)]