18304820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11027}}^1$

素因数の和:11119

約数の個数: 24

約数和(自身を含む): 38906784

約数和(自身を除く): 20601964

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 11027, 22054, 44108, 55135, 110270, 220540, 915241, 1830482, 3660964, 4576205, 9152410, 18304820]

約数ペア:

[(1, 18304820), (2, 9152410), (4, 4576205), (5, 3660964), (10, 1830482), (20, 915241), (83, 220540), (166, 110270), (332, 55135), (415, 44108), (830, 22054), (1660, 11027)]