18391750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5659}}^1$

素因数の和:5689

約数の個数: 32

約数和(自身を含む): 37084320

約数和(自身を除く): 18692570

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 5659, 11318, 28295, 56590, 73567, 141475, 147134, 282950, 367835, 707375, 735670, 1414750, 1839175, 3678350, 9195875, 18391750]

約数ペア:

[(1, 18391750), (2, 9195875), (5, 3678350), (10, 1839175), (13, 1414750), (25, 735670), (26, 707375), (50, 367835), (65, 282950), (125, 147134), (130, 141475), (250, 73567), (325, 56590), (650, 28295), (1625, 11318), (3250, 5659)]