20225394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3733}}^1$

素因数の和:3791

約数の個数: 48

約数和(自身を含む): 51260352

約数和(自身を除く): 31034958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 3733, 5418, 7466, 11199, 22398, 26131, 33597, 52262, 67194, 78393, 156786, 160519, 235179, 321038, 470358, 481557, 963114, 1123633, 1444671, 2247266, 2889342, 3370899, 6741798, 10112697, 20225394]

約数ペア:

[(1, 20225394), (2, 10112697), (3, 6741798), (6, 3370899), (7, 2889342), (9, 2247266), (14, 1444671), (18, 1123633), (21, 963114), (42, 481557), (43, 470358), (63, 321038), (86, 235179), (126, 160519), (129, 156786), (258, 78393), (301, 67194), (387, 52262), (602, 33597), (774, 26131), (903, 22398), (1806, 11199), (2709, 7466), (3733, 5418)]