20966556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{134401}}^1$

素因数の和:134421

約数の個数: 24

約数和(自身を含む): 52685584

約数和(自身を除く): 31719028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 134401, 268802, 403203, 537604, 806406, 1612812, 1747213, 3494426, 5241639, 6988852, 10483278, 20966556]

約数ペア:

[(1, 20966556), (2, 10483278), (3, 6988852), (4, 5241639), (6, 3494426), (12, 1747213), (13, 1612812), (26, 806406), (39, 537604), (52, 403203), (78, 268802), (156, 134401)]