19521569138

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{7013}}^1\times {\mathrm{19603}}^1$

素因数の和:26689

約数の個数: 16

約数和(自身を含む): 29700530496

約数和(自身を除く): 10178961358

約数列:

[1, 2, 71, 142, 7013, 14026, 19603, 39206, 497923, 995846, 1391813, 2783626, 137475839, 274951678, 9760784569, 19521569138]

約数ペア:

[(1, 19521569138), (2, 9760784569), (71, 274951678), (142, 137475839), (7013, 2783626), (14026, 1391813), (19603, 995846), (39206, 497923)]