19296820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13217}}^1$

素因数の和:13299

約数の個数: 24

約数和(自身を含む): 41081544

約数和(自身を除く): 21784724

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 13217, 26434, 52868, 66085, 132170, 264340, 964841, 1929682, 3859364, 4824205, 9648410, 19296820]

約数ペア:

[(1, 19296820), (2, 9648410), (4, 4824205), (5, 3859364), (10, 1929682), (20, 964841), (73, 264340), (146, 132170), (292, 66085), (365, 52868), (730, 26434), (1460, 13217)]