20274843

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:331

約数の個数: 24

約数和(自身を含む): 28974288

約数和(自身を除く): 8699445

約数列:

[1, 3, 19, 57, 97, 193, 291, 361, 579, 1083, 1843, 3667, 5529, 11001, 18721, 35017, 56163, 69673, 105051, 209019, 355699, 1067097, 6758281, 20274843]

約数ペア:

[(1, 20274843), (3, 6758281), (19, 1067097), (57, 355699), (97, 209019), (193, 105051), (291, 69673), (361, 56163), (579, 35017), (1083, 18721), (1843, 11001), (3667, 5529)]