20671036724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1\times {\mathrm{4733}}^1$

素因数の和:6584

約数の個数: 48

約数和(自身を含む): 39816499968

約数和(自身を除く): 19145463244

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 1787, 2444, 3574, 4733, 7148, 9466, 18932, 23231, 46462, 61529, 83989, 92924, 123058, 167978, 222451, 246116, 335956, 444902, 889804, 1091857, 2183714, 2891863, 4367428, 5783726, 8457871, 11567452, 16915742, 33831484, 109952323, 219904646, 397519937, 439809292, 795039874, 1590079748, 5167759181, 10335518362, 20671036724]

約数ペア:

[(1, 20671036724), (2, 10335518362), (4, 5167759181), (13, 1590079748), (26, 795039874), (47, 439809292), (52, 397519937), (94, 219904646), (188, 109952323), (611, 33831484), (1222, 16915742), (1787, 11567452), (2444, 8457871), (3574, 5783726), (4733, 4367428), (7148, 2891863), (9466, 2183714), (18932, 1091857), (23231, 889804), (46462, 444902), (61529, 335956), (83989, 246116), (92924, 222451), (123058, 167978)]