20898173661

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{5147}}^1\times {\mathrm{79613}}^1$

素因数の和:84780

約数の個数: 16

約数和(自身を含む): 29509406784

約数和(自身を除く): 8611233123

約数列:

[1, 3, 17, 51, 5147, 15441, 79613, 87499, 238839, 262497, 1353421, 4060263, 409768111, 1229304333, 6966057887, 20898173661]

約数ペア:

[(1, 20898173661), (3, 6966057887), (17, 1229304333), (51, 409768111), (5147, 4060263), (15441, 1353421), (79613, 262497), (87499, 238839)]