19199890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{46829}}^1$

素因数の和:46877

約数の個数: 16

約数和(自身を含む): 35403480

約数和(自身を除く): 16203590

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 46829, 93658, 234145, 468290, 1919989, 3839978, 9599945, 19199890]

約数ペア:

[(1, 19199890), (2, 9599945), (5, 3839978), (10, 1919989), (41, 468290), (82, 234145), (205, 93658), (410, 46829)]