19998257841

素因数分解:

$3^2\times {\mathrm{239}}^1\times {\mathrm{419}}^1\times {\mathrm{22189}}^1$

素因数の和:22853

約数の個数: 24

約数和(自身を含む): 29077776000

約数和(自身を除く): 9079518159

約数列:

[1, 3, 9, 239, 419, 717, 1257, 2151, 3771, 22189, 66567, 100141, 199701, 300423, 901269, 5303171, 9297191, 15909513, 27891573, 47728539, 83674719, 2222028649, 6666085947, 19998257841]

約数ペア:

[(1, 19998257841), (3, 6666085947), (9, 2222028649), (239, 83674719), (419, 47728539), (717, 27891573), (1257, 15909513), (2151, 9297191), (3771, 5303171), (22189, 901269), (66567, 300423), (100141, 199701)]