20189862

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2081}}^1$

素因数の和:2114

約数の個数: 72

約数和(自身を含む): 55539432

約数和(自身を除く): 35349570

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 441, 462, 539, 693, 882, 1078, 1386, 1617, 2081, 3234, 4162, 4851, 6243, 9702, 12486, 14567, 18729, 22891, 29134, 37458, 43701, 45782, 68673, 87402, 101969, 131103, 137346, 160237, 203938, 206019, 262206, 305907, 320474, 412038, 480711, 611814, 917721, 961422, 1121659, 1442133, 1835442, 2243318, 2884266, 3364977, 6729954, 10094931, 20189862]

約数ペア:

[(1, 20189862), (2, 10094931), (3, 6729954), (6, 3364977), (7, 2884266), (9, 2243318), (11, 1835442), (14, 1442133), (18, 1121659), (21, 961422), (22, 917721), (33, 611814), (42, 480711), (49, 412038), (63, 320474), (66, 305907), (77, 262206), (98, 206019), (99, 203938), (126, 160237), (147, 137346), (154, 131103), (198, 101969), (231, 87402), (294, 68673), (441, 45782), (462, 43701), (539, 37458), (693, 29134), (882, 22891), (1078, 18729), (1386, 14567), (1617, 12486), (2081, 9702), (3234, 6243), (4162, 4851)]