20658450241

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1201}}^1\times {\mathrm{3251}}^1$

素因数の和:4513

約数の個数: 32

約数和(自身を含む): 24954443136

約数和(自身を除く): 4295992895

約数列:

[1, 11, 13, 37, 143, 407, 481, 1201, 3251, 5291, 13211, 15613, 35761, 42263, 44437, 120287, 171743, 464893, 488807, 577681, 1323157, 1563731, 3904451, 6354491, 17201041, 42948961, 50757863, 144464687, 558336493, 1589111557, 1878040931, 20658450241]

約数ペア:

[(1, 20658450241), (11, 1878040931), (13, 1589111557), (37, 558336493), (143, 144464687), (407, 50757863), (481, 42948961), (1201, 17201041), (3251, 6354491), (5291, 3904451), (13211, 1563731), (15613, 1323157), (35761, 577681), (42263, 488807), (44437, 464893), (120287, 171743)]