20834502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2039}}^1$

素因数の和:2188

約数の個数: 32

約数和(自身を含む): 45239040

約数和(自身を除く): 24404538

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 2039, 3406, 4078, 5109, 6117, 10218, 12234, 26507, 53014, 79521, 159042, 267109, 534218, 801327, 1602654, 3472417, 6944834, 10417251, 20834502]

約数ペア:

[(1, 20834502), (2, 10417251), (3, 6944834), (6, 3472417), (13, 1602654), (26, 801327), (39, 534218), (78, 267109), (131, 159042), (262, 79521), (393, 53014), (786, 26507), (1703, 12234), (2039, 10218), (3406, 6117), (4078, 5109)]