19891210

素因数分解:

$2^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{8537}}^1$

素因数の和:8777

約数の個数: 16

約数和(自身を含む): 35962056

約数和(自身を除く): 16070846

約数列:

[1, 2, 5, 10, 233, 466, 1165, 2330, 8537, 17074, 42685, 85370, 1989121, 3978242, 9945605, 19891210]

約数ペア:

[(1, 19891210), (2, 9945605), (5, 3978242), (10, 1989121), (233, 85370), (466, 42685), (1165, 17074), (2330, 8537)]