20528534

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6217}}^1$

素因数の和:6359

約数の個数: 16

約数和(自身を含む): 33427968

約数和(自身を除く): 12899434

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 6217, 12434, 80821, 161642, 789559, 1579118, 10264267, 20528534]

約数ペア:

[(1, 20528534), (2, 10264267), (13, 1579118), (26, 789559), (127, 161642), (254, 80821), (1651, 12434), (3302, 6217)]