20511612

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{51797}}^1$

素因数の和:51818

約数の個数: 36

約数和(自身を含む): 56563416

約数和(自身を除く): 36051804

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 51797, 103594, 155391, 207188, 310782, 466173, 569767, 621564, 932346, 1139534, 1709301, 1864692, 2279068, 3418602, 5127903, 6837204, 10255806, 20511612]

約数ペア:

[(1, 20511612), (2, 10255806), (3, 6837204), (4, 5127903), (6, 3418602), (9, 2279068), (11, 1864692), (12, 1709301), (18, 1139534), (22, 932346), (33, 621564), (36, 569767), (44, 466173), (66, 310782), (99, 207188), (132, 155391), (198, 103594), (396, 51797)]