199370876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61007}}^1$

素因数の和:61073

約数の個数: 24

約数和(自身を含む): 375809280

約数和(自身を除く): 176438404

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 61007, 122014, 244028, 1159133, 2318266, 2623301, 4636532, 5246602, 10493204, 49842719, 99685438, 199370876]

約数ペア:

[(1, 199370876), (2, 99685438), (4, 49842719), (19, 10493204), (38, 5246602), (43, 4636532), (76, 2623301), (86, 2318266), (172, 1159133), (817, 244028), (1634, 122014), (3268, 61007)]