19876774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1061}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 34408800

約数和(自身を除く): 14532026

約数列:

[1, 2, 17, 19, 29, 34, 38, 58, 323, 493, 551, 646, 986, 1061, 1102, 2122, 9367, 18037, 18734, 20159, 30769, 36074, 40318, 61538, 342703, 523073, 584611, 685406, 1046146, 1169222, 9938387, 19876774]

約数ペア:

[(1, 19876774), (2, 9938387), (17, 1169222), (19, 1046146), (29, 685406), (34, 584611), (38, 523073), (58, 342703), (323, 61538), (493, 40318), (551, 36074), (646, 30769), (986, 20159), (1061, 18734), (1102, 18037), (2122, 9367)]