20886228

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17581}}^1$

素因数の和:17605

約数の個数: 48

約数和(自身を含む): 59075520

約数和(自身を除く): 38189292

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 17581, 35162, 52743, 70324, 105486, 158229, 193391, 210972, 316458, 386782, 474687, 580173, 632916, 773564, 949374, 1160346, 1740519, 1898748, 2320692, 3481038, 5221557, 6962076, 10443114, 20886228]

約数ペア:

[(1, 20886228), (2, 10443114), (3, 6962076), (4, 5221557), (6, 3481038), (9, 2320692), (11, 1898748), (12, 1740519), (18, 1160346), (22, 949374), (27, 773564), (33, 632916), (36, 580173), (44, 474687), (54, 386782), (66, 316458), (99, 210972), (108, 193391), (132, 158229), (198, 105486), (297, 70324), (396, 52743), (594, 35162), (1188, 17581)]