19880535

素因数分解:

$3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2297}}^1$

素因数の和:2882

約数の個数: 16

約数和(自身を含む): 31877856

約数和(自身を除く): 11997321

約数列:

[1, 3, 5, 15, 577, 1731, 2297, 2885, 6891, 8655, 11485, 34455, 1325369, 3976107, 6626845, 19880535]

約数ペア:

[(1, 19880535), (3, 6626845), (5, 3976107), (15, 1325369), (577, 34455), (1731, 11485), (2297, 8655), (2885, 6891)]