20925099507

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1\times {\mathrm{449741}}^1$

素因数の和:450950

約数の個数: 16

約数和(自身を含む): 30071549088

約数和(自身を除く): 9146449581

約数列:

[1, 3, 13, 39, 1193, 3579, 15509, 46527, 449741, 1349223, 5846633, 17539899, 536541013, 1609623039, 6975033169, 20925099507]

約数ペア:

[(1, 20925099507), (3, 6975033169), (13, 1609623039), (39, 536541013), (1193, 17539899), (3579, 5846633), (15509, 1349223), (46527, 449741)]