17990378

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1439}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 15187222

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1439, 1786, 2878, 6251, 10073, 12502, 20146, 27341, 54682, 67633, 135266, 191387, 382774, 473431, 946862, 1285027, 2570054, 8995189, 17990378]

約数ペア:

[(1, 17990378), (2, 8995189), (7, 2570054), (14, 1285027), (19, 946862), (38, 473431), (47, 382774), (94, 191387), (133, 135266), (266, 67633), (329, 54682), (658, 27341), (893, 20146), (1439, 12502), (1786, 10073), (2878, 6251)]