19934914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{30859}}^1$

素因数の和:30897

約数の個数: 16

約数和(自身を含む): 33328800

約数和(自身を除く): 13393886

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 30859, 61718, 524603, 586321, 1049206, 1172642, 9967457, 19934914]

約数ペア:

[(1, 19934914), (2, 9967457), (17, 1172642), (19, 1049206), (34, 586321), (38, 524603), (323, 61718), (646, 30859)]