40345474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81671}}^1$

素因数の和:81705

約数の個数: 16

約数和(自身を含む): 68604480

約数和(自身を除く): 28259006

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 81671, 163342, 1061723, 1551749, 2123446, 3103498, 20172737, 40345474]

約数ペア:

[(1, 40345474), (2, 20172737), (13, 3103498), (19, 2123446), (26, 1551749), (38, 1061723), (247, 163342), (494, 81671)]