199348

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 24

約数和(自身を含む): 381920

約数和(自身を除く): 182572

約数列:

[1, 2, 4, 19, 38, 43, 61, 76, 86, 122, 172, 244, 817, 1159, 1634, 2318, 2623, 3268, 4636, 5246, 10492, 49837, 99674, 199348]

約数ペア:

[(1, 199348), (2, 99674), (4, 49837), (19, 10492), (38, 5246), (43, 4636), (61, 3268), (76, 2623), (86, 2318), (122, 1634), (172, 1159), (244, 817)]