19305988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2671}}^1$

素因数の和:2827

約数の個数: 24

約数和(自身を含む): 36659840

約数和(自身を除く): 17353852

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 2671, 3614, 5342, 7228, 10684, 34723, 69446, 138892, 371269, 742538, 1485076, 4826497, 9652994, 19305988]

約数ペア:

[(1, 19305988), (2, 9652994), (4, 4826497), (13, 1485076), (26, 742538), (52, 371269), (139, 138892), (278, 69446), (556, 34723), (1807, 10684), (2671, 7228), (3614, 5342)]