19208410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1063}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 37537920

約数和(自身を除く): 18329510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1063, 1390, 1807, 2126, 3614, 5315, 9035, 10630, 13819, 18070, 27638, 69095, 138190, 147757, 295514, 738785, 1477570, 1920841, 3841682, 9604205, 19208410]

約数ペア:

[(1, 19208410), (2, 9604205), (5, 3841682), (10, 1920841), (13, 1477570), (26, 738785), (65, 295514), (130, 147757), (139, 138190), (278, 69095), (695, 27638), (1063, 18070), (1390, 13819), (1807, 10630), (2126, 9035), (3614, 5315)]