842919838

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{19139}}^1$

素因数の和:19240

約数の個数: 24

約数和(自身を含む): 1356375240

約数和(自身を除く): 513455402

約数列:

[1, 2, 19, 38, 61, 122, 361, 722, 1159, 2318, 19139, 22021, 38278, 44042, 363641, 727282, 1167479, 2334958, 6909179, 13818358, 22182101, 44364202, 421459919, 842919838]

約数ペア:

[(1, 842919838), (2, 421459919), (19, 44364202), (38, 22182101), (61, 13818358), (122, 6909179), (361, 2334958), (722, 1167479), (1159, 727282), (2318, 363641), (19139, 44042), (22021, 38278)]