20419079

素因数分解:

${\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:290

約数の個数: 16

約数和(自身を含む): 21769440

約数和(自身を除く): 1350361

約数列:

[1, 37, 61, 83, 109, 2257, 3071, 4033, 5063, 6649, 9047, 187331, 246013, 334739, 551867, 20419079]

約数ペア:

[(1, 20419079), (37, 551867), (61, 334739), (83, 246013), (109, 187331), (2257, 9047), (3071, 6649), (4033, 5063)]