20166296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{733}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 40076400

約数和(自身を除く): 19910104

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 181, 362, 724, 733, 1448, 1466, 2932, 3439, 5864, 6878, 13756, 13927, 27512, 27854, 55708, 111416, 132673, 265346, 530692, 1061384, 2520787, 5041574, 10083148, 20166296]

約数ペア:

[(1, 20166296), (2, 10083148), (4, 5041574), (8, 2520787), (19, 1061384), (38, 530692), (76, 265346), (152, 132673), (181, 111416), (362, 55708), (724, 27854), (733, 27512), (1448, 13927), (1466, 13756), (2932, 6878), (3439, 5864)]