18695930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{487}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 36892800

約数和(自身を除く): 18196870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 349, 487, 698, 974, 1745, 2435, 3490, 3839, 4870, 5357, 7678, 10714, 19195, 26785, 38390, 53570, 169963, 339926, 849815, 1699630, 1869593, 3739186, 9347965, 18695930]

約数ペア:

[(1, 18695930), (2, 9347965), (5, 3739186), (10, 1869593), (11, 1699630), (22, 849815), (55, 339926), (110, 169963), (349, 53570), (487, 38390), (698, 26785), (974, 19195), (1745, 10714), (2435, 7678), (3490, 5357), (3839, 4870)]