20158555791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{62801}}^1$

素因数の和:63023

約数の個数: 32

約数和(自身を含む): 29952032256

約数和(自身を除く): 9793476465

約数列:

[1, 3, 11, 33, 71, 137, 213, 411, 781, 1507, 2343, 4521, 9727, 29181, 62801, 106997, 188403, 320991, 690811, 2072433, 4458871, 8603737, 13376613, 25811211, 49047581, 94641107, 147142743, 283923321, 610865327, 1832595981, 6719518597, 20158555791]

約数ペア:

[(1, 20158555791), (3, 6719518597), (11, 1832595981), (33, 610865327), (71, 283923321), (137, 147142743), (213, 94641107), (411, 49047581), (781, 25811211), (1507, 13376613), (2343, 8603737), (4521, 4458871), (9727, 2072433), (29181, 690811), (62801, 320991), (106997, 188403)]