19447818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1493}}^1$

素因数の和:1678

約数の個数: 32

約数和(自身を含む): 42166656

約数和(自身を除く): 22718838

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 167, 334, 501, 1002, 1493, 2171, 2986, 4342, 4479, 6513, 8958, 13026, 19409, 38818, 58227, 116454, 249331, 498662, 747993, 1495986, 3241303, 6482606, 9723909, 19447818]

約数ペア:

[(1, 19447818), (2, 9723909), (3, 6482606), (6, 3241303), (13, 1495986), (26, 747993), (39, 498662), (78, 249331), (167, 116454), (334, 58227), (501, 38818), (1002, 19409), (1493, 13026), (2171, 8958), (2986, 6513), (4342, 4479)]