19379756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10243}}^1$

素因数の和:10301

約数の個数: 24

約数和(自身を含む): 37861824

約数和(自身を除く): 18482068

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10243, 20486, 40972, 112673, 225346, 440449, 450692, 880898, 1761796, 4844939, 9689878, 19379756]

約数ペア:

[(1, 19379756), (2, 9689878), (4, 4844939), (11, 1761796), (22, 880898), (43, 450692), (44, 440449), (86, 225346), (172, 112673), (473, 40972), (946, 20486), (1892, 10243)]