18739030

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26393}}^1$

素因数の和:26471

約数の個数: 16

約数和(自身を含む): 34206624

約数和(自身を除く): 15467594

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26393, 52786, 131965, 263930, 1873903, 3747806, 9369515, 18739030]

約数ペア:

[(1, 18739030), (2, 9369515), (5, 3747806), (10, 1873903), (71, 263930), (142, 131965), (355, 52786), (710, 26393)]