19983418

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1861}}^1$

素因数の和:1942

約数の個数: 32

約数和(自身を含む): 37537920

約数和(自身を除く): 17554502

約数列:

[1, 2, 7, 13, 14, 26, 59, 91, 118, 182, 413, 767, 826, 1534, 1861, 3722, 5369, 10738, 13027, 24193, 26054, 48386, 109799, 169351, 219598, 338702, 768593, 1427387, 1537186, 2854774, 9991709, 19983418]

約数ペア:

[(1, 19983418), (2, 9991709), (7, 2854774), (13, 1537186), (14, 1427387), (26, 768593), (59, 338702), (91, 219598), (118, 169351), (182, 109799), (413, 48386), (767, 26054), (826, 24193), (1534, 13027), (1861, 10738), (3722, 5369)]