2021371768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{128717}}^1$

素因数の和:128887

約数の個数: 32

約数和(自身を含む): 4108678560

約数和(自身を除く): 2087306792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1208, 1963, 3926, 7852, 15704, 128717, 257434, 514868, 1029736, 1673321, 3346642, 6693284, 13386568, 19436267, 38872534, 77745068, 155490136, 252671471, 505342942, 1010685884, 2021371768]

約数ペア:

[(1, 2021371768), (2, 1010685884), (4, 505342942), (8, 252671471), (13, 155490136), (26, 77745068), (52, 38872534), (104, 19436267), (151, 13386568), (302, 6693284), (604, 3346642), (1208, 1673321), (1963, 1029736), (3926, 514868), (7852, 257434), (15704, 128717)]