18463820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48589}}^1$

素因数の和:48617

約数の個数: 24

約数和(自身を含む): 40815600

約数和(自身を除く): 22351780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 48589, 97178, 194356, 242945, 485890, 923191, 971780, 1846382, 3692764, 4615955, 9231910, 18463820]

約数ペア:

[(1, 18463820), (2, 9231910), (4, 4615955), (5, 3692764), (10, 1846382), (19, 971780), (20, 923191), (38, 485890), (76, 242945), (95, 194356), (190, 97178), (380, 48589)]