20377011916

素因数分解:

$2^2\times {\mathrm{17581}}^1\times {\mathrm{289759}}^1$

素因数の和:307344

約数の個数: 12

約数和(自身を含む): 35661922240

約数和(自身を除く): 15284910324

約数列:

[1, 2, 4, 17581, 35162, 70324, 289759, 579518, 1159036, 5094252979, 10188505958, 20377011916]

約数ペア:

[(1, 20377011916), (2, 10188505958), (4, 5094252979), (17581, 1159036), (35162, 579518), (70324, 289759)]